GB/T 7469-1987
ActiveWater quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法
Application Summary AI generated
This standard specifies a method for determining total mercury in water using potassium permanganate-potassium persulfate digestion followed by dithizone spectrophotometric analysis. It is applied in environmental monitoring and water quality testing laboratories to measure mercury concentrations in surface water, groundwater, and industrial wastewater. The method is used to ensure compliance with environmental regulations by detecting mercury levels that could pose ecological or health risks.
Related Standards
HG/T 3516-2011
Industrial circulating cooling water--Determination of nitrite--Molecular absorption spectrometric method
HG/T 3540-2011
Industrial circulating cooling water--Determination of total phosphate
HG/T 3518-2011
Industrial circulating cooling water--Determination of mercaptobenzo-thiazole
HG/T 3526-2011
Industrial circulating cooling water determination of nitrate——Spectrophotometric method using sulfosalicylic acid
NY 687-2003
Discharge standard of wastewater pollution for natural rubber processing
GB/T 14552-2003
Method of gas chromatographic for determination of organophosphorus pesticides in water and soil
GB/T 19570-2004
Engineering technical specification for sewage pipeline discharging into the sea
GB/T 12146-2005
Analysis of water used in boil and cooling system Determination of ammonia-Phenol method
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.