Codes & Standards - Purchase
ISO 9689:1990
Raw optical glass -- Resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 degrees C -- Testing and classification
SKU: iso_017544_108032
Published by ISO
Publication Year 1990
1 Edition
8 pages
Product Details
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.