GB/T 12690.12-1990

Neodymium and samarium--Determination of oxygen content--Impulse-infrared absorption method

NORMA vydaná dňa 1.1.1990

The information about the standard:

Designation standards: GB/T 12690.12-1990
Note: NEPLATNÁ
Publication date standards: 1.1.1990
Country: Chinese technical standard
Kategória: Technické normy GB