GB/T 223.4-1988

Methods for chemical analysis of iron, steel and alloy The volumetric method for determination of manganese content by ammonium nitrate oxidation

NORMA vydaná dňa 18.1.1988

The information about the standard:

Designation standards: GB/T 223.4-1988
Note: NEPLATNÁ
Publication date standards: 18.1.1988
Country: Chinese technical standard
Kategória: Technické normy GB