
Methods for chemical analysis of copper concentrates—Part 3:Determination of sulfur content—Gravimetric method and combustion-titration method
NORMA vydaná dňa 31.10.2025
Designation standards: GB/T 3884.3-2025
Note: K dispozici od: květen 2026
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategória: Technické normy GB