HJ 485-2009
Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method (English Version)

Standard No.

HJ 485-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

Professional Standard - Environmental Protection

Latest

HJ 485-2009

Replace

GB/T 7474-1987

Scope

This standard specifies the sodium diethyldithiocarbamate spectrophotometric method for the determination of soluble copper and total copper in water. This standard is applicable to the determination of total copper and soluble copper in surface water, groundwater, domestic sewage and industrial wastewater. When a 20mm cuvette is used and the sample volume for extraction is 50ml, the detection limit of the method is 0.010mg/L and the lower limit of determination is 0.040mg/L. When a 10mm cuvette is used and the sample volume for extraction is 10ml , the upper limit of determination of the method is 6.00mg/L.

HJ 485-2009 history

• 2009 HJ 485-2009 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method

HJ 485-2009 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method has been changed from GB/T 7474-1987 Water quality--Determination of copper--Sodium diethyldithiocarbamate spectrophotometric method.