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ISO 1871:1975

Agricultural food products — General directions for the determination of nitrogen by the Kjeldahl method

Standard Details

Application to products containing only nitrogenous copounds which are directly determinable by the Kjeldahl method. The method consists in destructing of organic matter by sulphuric acid in the presence of a catalyst, rendering of the reaction product alkaline, distillation and titration of the liberated ammonia.

General Information

Status : WITHDRAWN
Standard Type: Main
Document No: ISO 1871:1975
Document Year: 1975
Pages: 5
Edition: 1
  • ICS:
  • 67.050 General methods of tests and analysis for food products

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WITHDRAWN
ISO 1871:1975
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