Повучен
Establishes criteria for the purity and describes the test methods for insoluble matter content, heavy metals content, iron content, alkalinity, reaction to ammoniacal silver nitrate, thiosulfate, appearance of solution.
ПОВУЧЕН
ISO 418:1976
ПОВУЧЕН
ISO 418:1994
95.99
Повучен
20. 12. 2001.
ОБЈАВЉЕН
ISO 418:2001