HG/T 3526-2011
Industrial circulating cooling water determination of nitrate.Spectrophotometric method using sulfosalicylic acid (English Version)
- Standard No.
- HG/T 3526-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- Professional Standard - Chemical Industry
- Latest
- HG/T 3526-2011
- Replace
- HG/T 3526-2003
- Scope
- Important note: The strong acids and bases used in this standard are corrosive and should be used with caution. If splashed on body, rinse with plenty of water. This standard specifies the method for the determination of nitrate in industrial circulating cooling water using sulfosalicylic acid spectrophotometry. This standard is applicable to the determination of water samples with nitrate content in industrial circulating cooling water ranging from 0.1 mg/L to 10.0 mg/L.
HG/T 3526-2011 Referenced Document
- GB/T 602-2002 Chemical reagent--Preparations of standard solutions for impurity
- GB/T 6682 Water for analytical laboratory use.Specification and test methods
HG/T 3526-2011 history
- 2011 HG/T 3526-2011 Industrial circulating cooling water determination of nitrate.Spectrophotometric method using sulfosalicylic acid
- 2004 HG/T 3526-2003 Industrial circulating cooling water-Determination of nitrite-Molecular absorption spectrometric method
- 2002 HG/T 3526-1985 Determination method of nitrite ion in industrial circulating cooling water
