GB/T 11446.7-1997

Test method for trace chloride, nitrate, phosphate, sulfate in electronic grade water by ion-chromatography

NORMA vydána dne 1.9.1997

The information about the standard:

Designation standards: GB/T 11446.7-1997
Note: NEPLATNÁ
Publication date standards: 1.9.1997
Country: Chinese technical standard
Kategorie: Technické normy GB