method of cod determination
method of cod determination, Total:2 items.
The international standard classification for "method of cod determination" includes: .
The Chinese standard classification for "method of cod determination" includes: .
工业和信息化部
- HG/T 6109-2022 Determination ofchemical oxygen demand(COD) in waste sulphuric acid
Professional Standard - Chemical Industry
- HG/T 6107～6110-2022 Determination methods of sodium ions, chloride ion content, chemical oxygen demand (COD) and calcium and magnesium ions in waste sulfuric acid (2022)
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