ISO 9689:2025

Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 °C — Testing and classification

Publication date: 2 sht 2025

General information

Current stage: 60.60 Effective date: 2 sht 2025

Originator: ISO

Owner: ISO/TC 172/SC 3

Type: International Standard

ICS: 81.040.10

Gjuha: anglisht frëngjisht

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Statusi: Publikuar

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This document specifies a method for testing the resistance of raw optical glasses to attack by aqueous alkaline phosphate-containing detergent solutions (phosphate solutions) at 50 °C and a classification of optical glasses according to the aqueous alkaline phosphate-containing detergent resistance (phosphate resistance) determined by this method.
This document is applicable to samples of raw optical glasses.

ISO 9689:2025

Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 °C — Testing and classification

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