Standard

NS-EN 16169:2012

Published

Corrigenda and amendments are bought separately.

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Abstract

This European Standard specifies the determination of Kjeldahl nitrogen according to the Kjeldahl procedure in sludge, treated biowaste and soil. Nitrate and nitrite are not included. Compounds with nitrogen bound in N-N, N-O linkages and some heterocycles (pyridines) are only partially determined. The limit of detection (LOD) is usually 0,03 % nitrogen, and the limit of quantification (LOQ) is 0,1 % nitrogen (using 0,25 mol/l sulfuric acid for titration).

Document information

  • Standard from SN
  • Published:
  • Edition: 1
  • Version: 1
  • Document type: NAT
  • ICS 13.030.01
  • ICS 13.030.20
  • ICS 13.080.10
  • National Committee SN/K 134

Legal references

EU law: 86/278/EEC

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