GB/T 19421.3-2003

Test methods of crystalline layered sodium disilicate—Method for determination of pH

NORMA vydána dne 11.12.2003

The information about the standard:

Designation standards: GB/T 19421.3-2003
Note: NEPLATNÁ
Publication date standards: 11.12.2003
Country: Chinese technical standard
Kategorie: Technické normy GB