Објављен
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.
ПОВУЧЕН
ISO 9689:1990
ОБЈАВЉЕН
ISO 9689:2025
60.60
Стандард објављен
2. 9. 2025.