Withdrawn
Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade anhydrous sodium metabisulfite and describes the tests to be used to determine the purity.
WITHDRAWN
ISO 3627:1976
WITHDRAWN
ISO 3627:1994
95.99
Withdrawal of Standard
Dec 20, 2001
PUBLISHED
ISO 3627:2001