95.99 Withdrawal of Standard Jan 22, 2026
ISO
ISO/TC 172/SC 3 Optical materials and components
International Standard
37.020 Optical equipment
Withdrawn
This document specifies the general procedures of the powder test method for the water resistance of optical glass.
WITHDRAWN
ISO 21575:2018
95.99
Withdrawal of Standard
Jan 22, 2026
PUBLISHED
ISO 21575:2026