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Homepage>ISO Standards>ISO 9689:1990-Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 degrees C — Testing and classification
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download between 0-24 hoursReleased: 1990
ISO 9689:1990-Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 degrees C — Testing and classification

ISO 9689:1990

ISO 9689:1990-Raw optical glass — Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 degrees C — Testing and classification

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Standard´s number:ISO 9689:1990
Pages:8
Edition:1
Released:1990
DESCRIPTION

ISO 9689:1990


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.
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