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Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 12: Determination of thorium and uranium contents—Inductively coupled plasma mass spectrum method
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STANDARD published on 25.4.2024
Designation standards: GB/T 12690.12-2024
Publication date standards: 25.4.2024
SKU: NS-1184516
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-05-01 (Number of items: 2 275 280)
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