NA 149
DIN Standards Committee Entertainment Technology, Photography and Cinematography
Standards
[CURRENT]
ISO 3299
ISO 3299
Photography - Processing chemicals - Specifications for 1-phenyl-3-pyrazolidinone
Title (German)
Fotografie - Chemikalien für fotografische Zwecke - Spezifikationen für 1-Phenyl-3-Pyrazolidinon