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Circulating cooling water cod

Circulating cooling water cod, Total:3 items.

In the international standard classification, Circulating cooling water cod involves: Analytical chemistry.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Circulating cooling water cod

• GB/T 15456-1995 Industrial circulating cooling water Determination of the chemical oxygen demand Potassium permanganate method
• GB/T 15456-2008 Industrial circulating cooling water.Determination of the chemical oxygen demand.Potassium permanganate method

国家市场监督管理总局、中国国家标准化管理委员会, Circulating cooling water cod

• GB/T 15456-2019 Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method

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