ISO 9689:1990

This standard was last reviewed and confirmed in 2021. Therefore this version remains current.

Abstract

Specifies a method for testing the resistance of raw optical glasses and a classification of optical glasses according to the aqueous alkaline phosphate-containing detergent resistance (phosphate resistance) determined by this method.

General information

Status
: Published

Publication date
: 1990-12
Edition
: 1

Number of pages
: 8
Technical Committee
: ISO/TC 172/SC 3 Optical materials and components
ICS
:
81.040.10 Raw materials and raw glass

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	Format	Language
std 1 61	PDF
std 2 61	Paper

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Life cycle

Now

Published

ISO 9689:1990

A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)

This standard contributes to the following Sustainable Development Goal

Industry, Innovation and Infrastructure

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