laboratory standard. laboratory use of hazardous chemicals v chemical manipulations are carried out...

Laboratory Laboratory StandardStandard

Laboratory use of Laboratory use of hazardous chemicalshazardous chemicals

Chemical manipulations are Chemical manipulations are carried out on a laboratory scalecarried out on a laboratory scale

Multiple chemical procedures or Multiple chemical procedures or chemicals are usedchemicals are used

1a

Laboratory use of Laboratory use of hazardous chemicalshazardous chemicals

Procedures are not part of, and do Procedures are not part of, and do not simulate a production processnot simulate a production process

Protective laboratory practices and Protective laboratory practices and equipment are available to equipment are available to minimize employee exposureminimize employee exposure

1b

Permissible exposure limits Permissible exposure limits cannot be exceededcannot be exceeded

PEL is the level a person can be PEL is the level a person can be regularly exposed to without regularly exposed to without adverse effectsadverse effects• Eight-hour time-weighted averageEight-hour time-weighted average• Ceiling concentration limitsCeiling concentration limits• Skin designation limitsSkin designation limits

2a

Permissible exposure limits Permissible exposure limits cannot be exceededcannot be exceeded

Action level is an exposure level Action level is an exposure level OSHA has designated for a specific OSHA has designated for a specific substancesubstance• Eight-hour time-weighted averageEight-hour time-weighted average• Exposures at action level initiate Exposures at action level initiate

exposure monitoring, medical exposure monitoring, medical surveillancesurveillance

2b

Exposure monitoringExposure monitoring

Measured when there is reason to Measured when there is reason to believe exposure levels exceed believe exposure levels exceed action level or PELaction level or PEL

Performed for substances Performed for substances regulated by an OSHA standard regulated by an OSHA standard that requires monitoringthat requires monitoring

3a

Exposure monitoringExposure monitoring

Monitoring may be terminated in Monitoring may be terminated in accordance with regulationaccordance with regulation

Employees must be notified of Employees must be notified of monitoring results within 15 monitoring results within 15 working daysworking days• IndividuallyIndividually• Posting results in accessible locationPosting results in accessible location

3b

Chemical Hygiene Plan - Chemical Hygiene Plan - Basic Basic operating proceduresoperating procedures

What to do for accidents and spillsWhat to do for accidents and spills

How to avoid routine exposuresHow to avoid routine exposures

How to choose chemicalsHow to choose chemicals

4a


Where to eat, drink, chew gum, Where to eat, drink, chew gum, smoke, apply smoke, apply cosmeticscosmetics

4b

How to properly use glassware and How to properly use glassware and equipmentequipment

Hygiene practices Hygiene practices upon leaving upon leaving laboratorylaboratory


4c


Proper behavior in laboratory - no Proper behavior in laboratory - no horseplayhorseplay

How to pipette - no mouth suctionHow to pipette - no mouth suction

Appropriate personal apparel and Appropriate personal apparel and PPEPPE

4d


Be aware of unsafe conditions - Be aware of unsafe conditions - plan ahead, follow warnings, work plan ahead, follow warnings, work under exhaust hoodsunder exhaust hoods

Properly dispose of wastesProperly dispose of wastes

Do not work alone when Do not work alone when performing hazardous proceduresperforming hazardous procedures

4e

Chemical Hygiene PlanChemical Hygiene Plan

Potential laboratory hazardsPotential laboratory hazards• Allergens and EmbryotoxinsAllergens and Embryotoxins• Moderate chronic and high acute Moderate chronic and high acute

toxicitytoxicity• High chronic toxicityHigh chronic toxicity• Animal work with chemicals of high Animal work with chemicals of high

chronic toxicitychronic toxicity

4f


Controls to reduce employee Controls to reduce employee exposureexposure• Engineering controlsEngineering controls• Work practice controlsWork practice controls• Hygiene practicesHygiene practices• PPEPPE

4g


Ensure that fume hoods function Ensure that fume hoods function properlyproperly

Employer approval is needed Employer approval is needed before conducting some before conducting some operations, procedures, activitiesoperations, procedures, activities

4h


Medical examinations and Medical examinations and consultationconsultation

4i

Personnel responsible for Personnel responsible for implementation of hygiene planimplementation of hygiene plan• Chemical Chemical

hygiene officerhygiene officer• Chemical Chemical

hygiene hygiene committeecommittee


4j


Provisions for employee protection Provisions for employee protection from:from:• Select carcinogensSelect carcinogens• Reproductive toxinsReproductive toxins• Substances with high degree of Substances with high degree of

toxicitytoxicity

4k


Provide information about:Provide information about:• Designated areasDesignated areas• Containment devicesContainment devices• Safe removal of contaminated wasteSafe removal of contaminated waste• Decontamination proceduresDecontamination procedures

Review plan annuallyReview plan annually

4l

TrainingTraining

Location and availability of MSDSsLocation and availability of MSDSs

Training is required Training is required upon initial upon initial assignment, assignment, and prior to new and prior to new exposure exposure situationssituations

5a

Signs and symptoms of Signs and symptoms of exposureexposure

Each chemical has an MSDSEach chemical has an MSDS

Read MSDS to Read MSDS to determine signs determine signs and symptoms and symptoms of exposureof exposure

6a

Methods of detection Methods of detection of a releaseof a release

Monitoring is conductedMonitoring is conducted

Continuous monitoring devicesContinuous monitoring devices

Visual appearancesVisual appearances

Odor of hazardous chemicalsOdor of hazardous chemicals

7a

Medical consultations/Medical consultations/examinationsexaminations

Reasons for medical attentionReasons for medical attention

Care provided by physician without Care provided by physician without loss of payloss of pay

Care provided at reasonable time Care provided at reasonable time and placeand place

8a


Information provided to physicianInformation provided to physician• Chemicals to which employee is Chemicals to which employee is

exposedexposed• Exposure conditionsExposure conditions• Signs and symptoms of exposureSigns and symptoms of exposure

8b


Physician’s written opinionPhysician’s written opinion

Confidentiality of information not Confidentiality of information not related related to exposureto exposure

8c

LabelsLabels

Labels on Labels on incoming incoming containers containers cannot be cannot be removed or removed or defaceddefaced

9a

Respirators - meet Respirators - meet 1910.134 requirements1910.134 requirements

Selection proceduresSelection procedures

Proper fitProper fit

Proper use and careProper use and care

Limitations of respiratory Limitations of respiratory protectionprotection

10a

RecordkeepingRecordkeeping

Records retained for duration of Records retained for duration of employment plus 30 yearsemployment plus 30 years

Includes tests and written opinionsIncludes tests and written opinions

11a

Summary of main pointsSummary of main points

Basic operating proceduresBasic operating procedures

PPEPPE

Hazards of chemicals usedHazards of chemicals used

Signs and symptoms of Signs and symptoms of overexposureoverexposure

12a


Detection methods of a release, or Detection methods of a release, or presence of chemicalspresence of chemicals

Permissible exposure limitsPermissible exposure limits

Required monitoringRequired monitoring

12b


Medical examination requirementsMedical examination requirements

MSDSs and labelsMSDSs and labels

Respirator useRespirator use

Recordkeeping requirementsRecordkeeping requirements

12c

laboratory standard. laboratory use of hazardous chemicals v chemical manipulations are carried out...

Documents

spills v

horseplay v

wastes v

equipment v hygiene

b slide

routine exposures v

exhaust hoods v

regulation v employees