Reference number
ISO 9689:1990
© ISO 2024
International Standard
ISO 9689:1990
Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 degrees C — Testing and classification
Edition 1
1990-12
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Published (Edition 1, 1990)
This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 9689:1990

Language
Format
CHF 63
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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
    Stage
    : International Standard to be revised [90.92]
  • Edition
     : 1
    Number of pages
     : 8
  • Technical Committee :
    ISO/TC 172/SC 3
    ICS :
    81.040.10 
  • RSS updates

Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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