Analysis of water used in boiler and cooling system—Determination of phosphate, chloride, silicate, total alkalinity, phenolphthalein alkalinity, hardness and iron—Spectrophotometric detection by discrete analysis systems
NORMA vydaná dňa 24.1.2025
Designation standards: GB/T 45131-2025
Publication date standards: 24.1.2025
Country: Chinese technical standard
Kategória: Technické normy GB