HJ/T 199-2005
Water quality Determination of tota-nitrogen Gas-phase molecular absorption spectrometry (English Version)

Standard No.

HJ/T 199-2005

Language

Chinese, Available in English version

Release Date

2005

Published By

Professional Standard - Environmental Protection

Latest

HJ/T 199-2005

Scope

This standard is used for the determination of total nitrogen in surface water, reservoirs, lakes, and rivers. The detection limit is 0.050mg/L, the lower limit of determination is 200mg/L, and the upper limit of determination is 100mg/L.

HJ/T 199-2005 Referenced Document

• GB 11894-1989 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method

HJ/T 199-2005 history

• 2005 HJ/T 199-2005 Water quality Determination of tota-nitrogen Gas-phase molecular absorption spectrometry