GB/T 12690.3-1990

Cerium and cerium oxide--Determination of lanthanum oxide, praseodymium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method

NORMA vydána dne 1.1.1990

The information about the standard:

Designation standards: GB/T 12690.3-1990
Note: NEPLATNÁ
Publication date standards: 1.1.1990
Country: Chinese technical standard
Kategorie: Technické normy GB