accreditation no. 1031/47 analysis / test report

19
Accreditation No. 1031/47 Analysis / Test Report Lot ID: 2165013 Jun 10, 2021 : Date Received Date Reported : Jun 21, 2021 2002422-1 Report Number : Sumida Electric (Thailand) Co., Ltd. : Client 148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000 P/O : Project Name : Project Location : Page 1 of 8 Sample Number 2165013-1 Sampled Date Jun 10, 2021 9:20 AM Sample Description Drinking Water Location หน นาห นองจจสมมน Jun 11, 2021 Date Analysis Commenced Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA) Analyte Unit LOD Result Method Testing Location LOQ (LOR) Guideline ( 2 ) Guideline ( 1 ) Metals Testing 0.0005 Aluminium Based on APHA (2017), 3125 mg/L Bangkok 0.001 ≤0.20 No Standard 0.001 0.00005 Arsenic Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.05 ≤0.01 Not Detected 0.00005 Barium Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤1.0 ≤0.7 0.001 0.00005 Cadmium Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.005 ≤0.003 Not Detected 0.00005 Chromium Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.05 ≤0.05 <0.0001 0.00005 Copper Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤1.0 ≤1.0 0.01 0.0005 Iron Based on APHA (2017), 3125 mg/L Bangkok 0.001 ≤0.3 ≤0.3 0.001 0.00005 Lead Based on APHA (2017), 3125 mg/L Bangkok 0.0002 ≤0.05 ≤0.01 0.0004 0.00005 Manganese Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.05 ≤0.05 <0.0001 0.000008 Mercury Based on US EPA, Method 1631 Revision E mg/L Bangkok 0.0001 ≤0.002 ≤0.001 Not Detected 0.00005 Selenium Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.01 ≤0.01 <0.0001 0.00005 Silver Based on APHA (2017), 3125 mg/L Bangkok 0.0001 ≤0.05 No Standard Not Detected 0.001 Zinc Based on APHA (2017), 3125 mg/L Bangkok 0.005 ≤5.0 ≤3.0 0.04 Microbiological Testing - Escherichia coli APHA (2017), 9221 F in 100 mL Bangkok - Not Detected Not Detected Not Detected - Salmonella spp. ISO 19250 (2010) in 100 mL Bangkok - Not Detected Not Detected Not Detected - Staphylococcus aureus In-house method STM No. 01-054 in connection with: - APHA (2017), 9213 B - BAM (2016), Chapter 12 CFU/100mL Bangkok - ≤100 No Standard <1 - Total Coliform APHA (2017), 9221 B MPN/100mL Bangkok - <2.2 <1.1 23.0 The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand) strongly recommends that this report is not reproduced except in full. Approved by Siriluk Puengpang Supervisor ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197 ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group S:\Reports\_All_2GL.rpt ( 8:01PM) 2983-121/ EMAIL

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Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 1 of 8

Sample Number 2165013-1

Sampled Date Jun 10, 2021 9:20 AM

Sample Description Drinking Water

Location หน นาห นองจจสมมน

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No Standard0.001

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.001

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.01

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.001

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.0004

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01<0.0001

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No StandardNot Detected

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.04

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.123.0

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 2 of 8

Sample Number 2165013-1

Sampled Date Jun 10, 2021 9:20 AM

Sample Description Drinking Water

Location หน นาห นองจจสมมน

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2<0.1

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2504.5

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤40.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.57.5

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤2002.2

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤1003

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard24

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.15

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 3 of 8

Sample Number 2165013-2

Sampled Date Jun 10, 2021 9:30 AM

Sample Description Drinking Water

Location ชจ ชน 2 ทรานฟอเมอรร

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No Standard0.003

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.0009

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.02

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.002

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.0008

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0001

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01Not Detected

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No Standard0.0007

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.09

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.116.0

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 4 of 8

Sample Number 2165013-2

Sampled Date Jun 10, 2021 9:30 AM

Sample Description Drinking Water

Location ชจ ชน 2 ทรานฟอเมอรร

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2502.7

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4<0.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.57.5

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤2001.3

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤1002

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard18

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.25

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 5 of 8

Sample Number 2165013-3

Sampled Date Jun 10, 2021 9:40 AM

Sample Description Drinking Water

Location ชจ ชน 3 SPO2

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No StandardNot Detected

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.0009

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05Not Detected

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.05

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.001

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.003

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01Not Detected

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No StandardNot Detected

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.08

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 6 of 8

Sample Number 2165013-3

Sampled Date Jun 10, 2021 9:40 AM

Sample Description Drinking Water

Location ชจ ชน 3 SPO2

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2502.8

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4<0.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.57.6

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤2001.1

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤1002

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard18

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.15

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 8:01PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 7 of 8

Sample Number 2165013-4

Sampled Date Jun 10, 2021 9:50 AM

Sample Description Drinking Water

Location ชจ ชน 1 แผนก TOKAI

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No Standard0.001

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.001

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0003

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.02

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.002

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.0008

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01Not Detected

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No StandardNot Detected

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.02

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1>23

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

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Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2165013Jun 10, 2021 :Date Received

Date Reported : Jun 21, 2021

2002422-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 8 of 8

Sample Number 2165013-4

Sampled Date Jun 10, 2021 9:50 AM

Sample Description Drinking Water

Location ชจ ชน 1 แผนก TOKAI

Jun 11, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2503.0

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4<0.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.57.2

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤2001.0

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤1002

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard20

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.30

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

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Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196798Aug 20, 2021 :Date Received

Date Reported : Aug 27, 2021

2069760-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 1 of 3

Sample Number 2196798-1

Sampled Date Aug 20, 2021 2:45 PM

Sample Description Drinking Water

Location หน นาห นองจจสมมน

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in one plastic bottle, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Microbiological Testing

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Tuanjai Thangklang

Assistant Manager

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 2:58PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196798Aug 20, 2021 :Date Received

Date Reported : Aug 27, 2021

2069760-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 2 of 3

Sample Number 2196798-2

Sampled Date Aug 20, 2021 2:50 PM

Sample Description Drinking Water

Location ชจ ชน 2 ทรานฟอเมอรร

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in one plastic bottle, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Microbiological Testing

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Tuanjai Thangklang

Assistant Manager

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 2:58PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196798Aug 20, 2021 :Date Received

Date Reported : Aug 27, 2021

2069760-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 3 of 3

Sample Number 2196798-3

Sampled Date Aug 20, 2021 3:05 PM

Sample Description Drinking Water

Location ชจ ชน 1 แผนก TOKAI

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in one plastic bottle, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Microbiological Testing

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Tuanjai Thangklang

Assistant Manager

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 2:58PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 1 of 8

Sample Number 2196793-1

Sampled Date Aug 20, 2021 3:00 PM

Sample Description Drinking Water

Location ชช ชน 2 TI GLASS

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No Standard0.04

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.010.0006

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.05

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0002

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.01

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.008

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.0003

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.005

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.010.0002

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No Standard0.0004

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.05

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1>23

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 2 of 8

Sample Number 2196793-1

Sampled Date Aug 20, 2021 3:00 PM

Sample Description Drinking Water

Location ชช ชน 2 TI GLASS

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤25035.3

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.70.2

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4<0.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.56.7

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤20058.3

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤100112

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard256

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.70

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 3 of 8

Sample Number 2196793-2

Sampled Date Aug 20, 2021 3:15 PM

Sample Description Drinking Water

Location โรงอาหาร

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No StandardNot Detected

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.0003

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0002

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.11

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.005

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.004

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05<0.0001

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01<0.0001

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No Standard<0.0001

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.06

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 4 of 8

Sample Number 2196793-2

Sampled Date Aug 20, 2021 3:15 PM

Sample Description Drinking Water

Location โรงอาหาร

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2500.9

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4<0.2

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.56.1

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤2000.9

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤100<1

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard8

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.25

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 5 of 8

Sample Number 2196793-3

Sampled Date Aug 20, 2021 3:20 PM

Sample Description Drinking Water

Location ชช ชนลลางโรงอาหาร

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No Standard0.04

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.0004

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0001

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.00.05

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.003

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.010.002

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0007

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001<0.0001

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01Not Detected

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No StandardNot Detected

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.00.05

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

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Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 6 of 8

Sample Number 2196793-3

Sampled Date Aug 20, 2021 3:20 PM

Sample Description Drinking Water

Location ชช ชนลลางโรงอาหาร

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2502.2

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4Not Detected

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.56.1

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤200<0.5

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤1001

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard9

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.40

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 7 of 8

Sample Number 2196793-4

Sampled Date Aug 20, 2021 3:30 PM

Sample Description Drinking Water

Location ชช ชน 2 ออฟฟฟศ

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Metals Testing

0.0005Aluminium Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.20 No StandardNot Detected

0.00005Arsenic Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.01Not Detected

0.00005Barium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤0.70.0006

0.00005Cadmium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.005 ≤0.003Not Detected

0.00005Chromium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.05Not Detected

0.00005Copper Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤1.0 ≤1.0Not Detected

0.0005Iron Based on APHA (2017), 3125mg/L Bangkok0.001 ≤0.3 ≤0.30.004

0.00005Lead Based on APHA (2017), 3125mg/L Bangkok0.0002 ≤0.05 ≤0.01Not Detected

0.00005Manganese Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 ≤0.050.0007

0.000008Mercury Based on US EPA, Method 1631 Revision E

mg/L Bangkok0.0001 ≤0.002 ≤0.001Not Detected

0.00005Selenium Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.01 ≤0.01Not Detected

0.00005Silver Based on APHA (2017), 3125mg/L Bangkok0.0001 ≤0.05 No StandardNot Detected

0.001Zinc Based on APHA (2017), 3125mg/L Bangkok0.005 ≤5.0 ≤3.0<0.005

Microbiological Testing

-Escherichia coli APHA (2017), 9221 Fin 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Salmonella spp. ISO 19250 (2010)in 100 mL Bangkok- Not Detected Not DetectedNot Detected

-Staphylococcus aureus In-house method STM No. 01-054 in connection with:- APHA (2017), 9213 B- BAM (2016), Chapter 12

CFU/100mL Bangkok- ≤100 No Standard<1

-Total Coliform APHA (2017), 9221 BMPN/100mL Bangkok- <2.2 <1.1<1.1

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL

Accreditation No. 1031/47Analysis / Test Report

Lot ID: 2196793Aug 20, 2021 :Date Received

Date Reported : Aug 31, 2021

2069756-1Report Number :

Sumida Electric (Thailand) Co., Ltd.:Client

148 Moo 5, Bangkadi Industrial Park, Tiwanon Road, T. Bangkadi, A. Muang, Pathumthani Thailand 12000

P/O :

Project Name :

Project Location :

Page 8 of 8

Sample Number 2196793-4

Sampled Date Aug 20, 2021 3:30 PM

Sample Description Drinking Water

Location ชช ชน 2 ออฟฟฟศ

Aug 20, 2021Date Analysis Commenced

Condition of Sample Contained in two glass vials and five plastic bottles, sample containers comply to pretreatment - preservation standards (APHA, USEPA)

Analyte Unit LOD Result Method Testing Location

LOQ (LOR)

Guideline ( 2 )

Guideline( 1 )

Water Testing

0.05Alkylbenzene Sulfonate as MBAS

APHA (2017), 5540 Cmg/L Bangkok0.1 ≤0.2 ≤0.2Not Detected

0.06Chloride as Cl APHA (2017), 4110 Bmg/L Bangkok0.2 ≤250 ≤2502.4

-Color APHA (2017), 2120 BColor unit Bangkok5 ≤20 ≤5<5

0.002Cyanide as CN Based on APHA (2017), 4500-CN (C),(E)

mg/L Bangkok0.005 ≤0.1 ≤0.07Not Detected

0.05Fluoride as F APHA (2017), 4110 Bmg/L Bangkok0.1 ≤1.5 ≤0.7Not Detected

0.06Nitrate as N APHA (2017), 4110 Bmg/L Bangkok0.2 ≤4 ≤4Not Detected

-Odour APHA (2017), 2150 B Bangkok- Odourless Non Objectionable

Odourless

-pH at 25 degree C APHA (2017), 4500-H(B) Bangkok- 6.5-8.5 6.5-8.56.5

0.0005Phenol Based on APHA (2017), 5530 Cmg/L Bangkok0.001 ≤0.001 ≤0.001Not Detected

0.15Sulfate APHA (2017), 4110 Bmg/L Bangkok0.5 ≤250 ≤200<0.5

0.5Total Hardness as CaCO3 APHA (2017), 2340 Cmg/L Bangkok1 ≤100 ≤100<1

-Total Solids Dried at 103-105 degree C

APHA (2017), 2540 Bmg/L Bangkok5 ≤500 No Standard18

-Turbidity APHA (2017), 2130 BNTU Bangkok0.1 ≤5 ≤50.30

(1) Notification of the Ministry of Public Health No. 61B.E. 2524 & 135 B.E. 2534 on bottled drinking water (No.2) & Pathogenic 416 B.E. 2563 (2) Thai Industrial Standard No. 257-2549 refer to Notification of the Ministry of Industry No. 3470 (B.E. 2549).

Guideline :

Wirat ChainaraSampled By :

Remark :

: Limit of DetectionLOD-

- : Lower than LOQ (Limit of Quantitation) / LOR (Limit of Reporting)"<"

- Analyte(s) marked * is/are not included in scope of Accreditation ISO/IEC 17025.

The above results are valid only for the analyzed/tested sample(s) as indicated in this report. No part of this report or certificate may be reproduced in any form without written consent from the Laboratory. ALS Laboratory Group (Thailand)

strongly recommends that this report is not reproduced except in full.

Approved by

Siriluk Puengpang

Supervisor

ADDRESS 104 Phatthanakan 40, Phatthanakan Rd., Khwaeng Phatthanakan, Khet Suan Luang, Bangkok 10250 Thailand I PHONE +66 0 2760 3000 I FAX +66 0 2760 3197

ALS LABORATORY GROUP (THAILAND) CO., LTD. Part of the ALS Group

S:\Reports\_All_2GL.rpt ( 5:33PM)2983-121/ EMAIL