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Methods for chemical analysis of iron, steel and alloy--The tetraphenylarsonium chloride-thiocyanate-trichloromethane extraction photometric method for the determination of tungsten content
Translate name
STANDARD published on 1.1.1985
Designation standards: GB 223.44-1985
Note: WITHDRAWN
Publication date standards: 1.1.1985
SKU: NS-1233461
Country: Chinese technical standard
Category: Technical standards GB
Latest update: 2026-09-15 (Number of items: 2 301 408)
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