This standard was last reviewed* in 2011.
Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade potassium bromide and specifies the test methods to be used to determine the purity.
Document published on: 1994-10-20 Edition: 2 (Monolingual) ICS: 37.040.30 Status: Published Stage: 90.93 (2011-09-30) TC/SC: ISO/TC 42 Number of Pages: 4
Revises: ISO 420:1976
No corrigenda or amendments available