ISO 6739:1988
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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Whey cheese Determination of nitrate and nitrite contents Method by cadmium reduction and spectrometry
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
22-02-2019
ISO 14673-1:2001
ISO 14673-2:2001
ISO 14673-3:2001
ISO 14673-2:2004
ISO 14673-1:2004
ISO 14673-3:2004
English, French
25-08-1988
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Is suitable for all kinds of whey cheese. The principle of determination consists in extracting the whey cheese with warm water, precipitating the fat and proteins, filtering and reducing the nitrate in a portion of the filtrate to nitrite by means of copperized cadmium. The apparatus for nitrate reduction is shown in a figure.
| DocumentType |
Standard
|
| Pages |
6
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| NF ISO 6739 : 1989 | Identical |
| BS 1743-16.1:1983 | Methods for analysis of dried milk and dried milk products. Determination of nitrate and nitrite contents Method for dried milk by cadmium reduction |
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