
Ferrochromium, silicochromium, nitrogen-bearing ferrochromium and high nitrogen ferrochromium—Determination of silicon content—Silicomolybdenum blue spectrophotometric method, silicon potassium fluoride titrimetric method and perchloric acid dehydration gravimetric method
NORMA vydána dne 29.8.2025
Designation standards: GB/T 4699.8-2025
Publication date standards: 29.8.2025
Country: Chinese technical standard
Kategorie: Technické normy GB