GB/T 12690.1-2002

Chemical analysis methods for non-RE impurity of rare earth metals and their oxides—Determination of carbon and sulfur contents—High frequency-infrared absorption method

NORMA vydána dne 19.11.2002

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The information about the standard:

Designation standards: GB/T 12690.1-2002
Note: NEPLATNÁ
Publication date standards: 19.11.2002
Country: Chinese technical standard
Kategorie: Technické normy GB