NEN-ISO 3623
Photography - Photographic grade potassium carbonate, anhydrous - Specification
inactive, Most Current
| Organization: | NEN |
| Publication Date: | 1 December 1977 |
| Status: | inactive |
| ICS Code (Photographic chemicals): | 37.040.30 |
scope:
This International Standard specifies the purity requirements of, and test methods for, photographic grade potassium carbonate, anhydrous.
Document History
NEN-ISO 3623
December 1, 1977
Photography - Photographic grade potassium carbonate, anhydrous - Specification
This International Standard specifies the purity requirements of, and test methods for, photographic grade potassium carbonate, anhydrous.