
Chemical analysis method for stannous sulfate—Part 7Determination of the contents of copper, lead, arsenic, iron, antimony, potassium, sodium, calcium and magnesium—Inductively coupled plasma optical emission spectrometry(ICP-OES)
NORMA vydaná dňa 25.5.2026
Designation standards: GB/T 23834.7-2026
Note: K dispozici od: prosinec 2026
Publication date standards: 25.5.2026
Country: Chinese technical standard
Kategória: Technické normy GB