GB 4320-1984

Method for the determination of 1, 8-naphthalic anhydride content

NORMA vydaná dňa 1.1.1984

The information about the standard:

Designation standards: GB 4320-1984
Note: NEPLATNÁ
Publication date standards: 1.1.1984
Country: Chinese technical standard
Kategória: Technické normy GB