
Methods for chemical analysis of copper concentrates—Part 16Determination of silicon dioxide content—K2SiF6 titrimetric method and gravimetric method
NORMA vydána dne 31.10.2025
Designation standards: GB/T 3884.16-2025
Note: K dispozici od: květen 2026
Publication date standards: 31.10.2025
Country: Chinese technical standard
Kategorie: Technické normy GB