SCHOTT NexterionGlass Cleaning

Service

Substrate Production Overview

Raw Glass Production

Laser Cutting of the Sustrates

Coating Ultrasonic Cleaning

100% Automated

QC for Geometric

Precision

Packing into Boxes and Sealing in

Foil Pouches

Functional QC per

Batch

Delivery to Customers

Carried out under Class

100 Clean room Conditions

Highly efficient ultrasonic cleaning for contamination free surface

Coating with state-of-the-art technology for reproducible surfaces

Class 100 clean room conditions from cleaning to packaging for clean surfaces

High flexibility for the most comprehensive product line of coated slides to cover all your microarray applications

Grey-room

conditions

Description Cleaning process Packaging External Packaging

Comments

“Uncleaned” Deionised water in a conventional washing machine with brushes

“Grey” room conditions

Plastic storage boxes

“Grey” room conditions

None Recommended if a thorough cleaning procedure is used prior to further processing

“Ultrasonically cleaned”

Automated ultrasonic cleaning line using multiple wash steps of varying pH’s, rinse steps and final drying stage.

Class 100 clean room

Plastic storage boxes

Class 100 clean room

None Recommended if a simple cleaning procedure is used prior to further processing

“Clean room cleaned”

Automated ultrasonic cleaning line using multiple wash steps of varying pH’s, rinse steps and final drying stage.

Class 100 clean room

Plastic storage boxes

Class 100 clean room

Sealed in air-tight laminated foil pouches under inert Argon atmosphere Class 100 clean room

Glass may be used without any cleaning steps

Three Levels of Cleanliness

Fully Automatic Ultrasonic Cleaning

SCHOTT glass is cleaned by an automated ultrasonic cleaning line in a series of wash steps using commercial cleaning solutions recommended for optical glass

1. Highly alkaline cleaner (pH 12.4) containing alkalis, surface active compounds, solubiliser, wetting agents, complexing agent, sequestering agents

2. Mildly acidic (pH 4.3) containing acids, wetting agents, surfactant compounds, buffer compounds

3. Rinse steps in deionised water

4. Final infra-red drying stage

SCHOTT Nexterion Microarray Solutions