GB/T 1819.7-2026

Methods for chemical analysis of tin concentrates—Part 7: Determination of antimony, bismuth, zinc, copper and silver contents—Flame atomic absorption spectrometric method

STANDARD published on 28.9.2026

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The information about the standard:

Designation standards: GB/T 1819.7-2026
Note: Execute Date: april 2027
Publication date standards: 28.9.2026
Country: Chinese technical standard
Category: Technical standards GB