ISO 1871:1975
Withdrawn
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Agricultural food products — General directions for the determination of nitrogen by the Kjeldahl method
Available format(s)
Hardcopy , PDF
Language(s)
English, French
Published date
01-12-1975
Withdrawn date
02-11-2025
Superseded by
€65.00
Excluding VAT
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.
| Committee |
ISO/TC 34
|
| DocumentType |
Standard
|
| Pages |
5
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
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