ISO 6739:1988
Withdrawn
View Superseded by
Whey cheese — Determination of nitrate and nitrite contents — Method by cadmium reduction and spectrometry
Hardcopy , PDF
English, French
08-25-1988
02-22-2019
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.
| Committee |
ISO/TC 34/SC 5
|
| 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Withdrawn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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