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ISO 8424:2023

Current

Current

The latest, up-to-date edition.

Raw optical glass — Resistance to attack by aqueous acidic solutions — Test method and classification

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

28-07-2023

£93.00
Excluding VAT

This document specifies two methods for testing the resistance of raw optical glasses to attack by aqueous acidic solutions and defines a classification of optical glasses according to the acid resistance determined by these methods.

The surface method tests the resistance of the polished plate-shaped optical glass to attack by aqueous acidic solutions at 25°C for a specified time and indicates the class determined by this method as “SR-S”.

The powder method tests the resistance of crushed granular optical glass to attack by an acidic aqueous solution at above 98°C for 1h, and indicates the class determined by this method as “SR-P”.

DocumentType
Standard
Pages
17
PublisherName
International Organization for Standardization
Status
Current
Supersedes

Standards Relationship
BS ISO 8424:2023 Equivalent

£93.00
Excluding VAT