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ISO/WD 10629

Raw optical glass — Resistance to attack by aqueous alkaline solutions at 50 degrees C — Test method and classification

General information

20.60     17 pri 2026

ISO

ISO/TC 172/SC 3

International Standard

Scope

This document specifies a method for testing the resistance of raw optical glasses to attack by aqueous alkaline solutions at 50 °C and a classification of optical glasses according to the aqueous alkaline resistance (alkali resistance) determined by this method.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 10629:1996

NOW

IN_DEVELOPMENT
ISO/WD 10629
20.60 Close of comment period
17 pri 2026