NEN 6643
Water - Determination of nitrogen content after UV destruction by continuous flow analysis (CFA) and spectrometric detection
inactive, Most Current
| Organization: | NEN |
| Publication Date: | 1 June 2003 |
| Status: | inactive |
| Page Count: | 17 |
| ICS Code (Examination of water for chemical substances): | 13.060.50 |
scope:
Gives a method for the determination of the total content of nitrogen in ground, potable, surface and waste water in mass concentration of 1 mg/l up to 40 mg/l in undiluted samples.
Document History
NEN 6643
June 1, 2003
Water - Determination of nitrogen content after UV destruction by continuous flow analysis (CFA) and spectrometric detection
Gives a method for the determination of the total content of nitrogen in ground, potable, surface and waste water in mass concentration of 1 mg/l up to 40 mg/l in undiluted samples.
September 1, 1999
Water - Determination of the total content of nitrogen as nitrate after UV-destruction by continuous flow analysis (CFA) and spectrometric detection
Gives a method for the determination of the total content of nitrogen in ground, potable, surface and waste water in mass concentration of 1 mg/l up to 40 mg/l in undiluted samples.