GB/T 12690.21-2024

Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 21Determination of sulfate radical content in rare earth oxides—Barium sulfate turbidimetry

NORMA vydána dne 26.10.2024

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The information about the standard:

Designation standards: GB/T 12690.21-2024
Publication date standards: 26.10.2024
Country: Chinese technical standard
Kategorie: Technické normy GB