HG/T 3540-2011
Industrial circulating cooling water.Determination of total phosphate (English Version)
- Standard No.
- HG/T 3540-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- Professional Standard - Chemical Industry
- Status
- Latest
- HG/T 3540-2011
- Replace
- HG/T 3540-1990
- Scope
- Important note: The strong acid or alkali used in this standard is corrosive, so care should be taken when using it. If splashed on body, rinse with plenty of water and avoid inhalation or skin contact. This standard specifies a method for the determination of total phosphate content in industrial circulating cooling water using the phosphomolybdenum blue photometric method. This standard is applicable to the determination of total phosphate content in industrial circulating cooling water between 0.02 mg/L and 50 mg/L (calculated as PO).
HG/T 3540-2011 Referenced Document
- GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
HG/T 3540-2011 history
- 2011 HG/T 3540-2011 Industrial circulating cooling water.Determination of total phosphate
- 1990 HG/T 3540-1990 Determination of phosphor in industrial circulating cooling water Ammonium molybdate spectrophotometric method
