GB/T 1655-1997

Sulphur black 3B,4B,3BR,2RB(Sulphur black BN,BRN,B2RN,RN)

NORMA vydána dne 14.10.1997

The information about the standard:

Designation standards: GB/T 1655-1997
Note: NEPLATNÁ
Publication date standards: 14.10.1997
Country: Chinese technical standard
Kategorie: Technické normy GB