The principle of determination consists in dissolving the dried whey in 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 sampling shall be made as specified in ISO 707. A figure shows the apparatus for nitrate reduction.
Status: WithdrawnPublication date: 1985-09
Edition: 1Number of pages: 6
Technical Committee: ISO/TC 34/SC 5 Milk and milk products
- ICS :
- 67.100.99 Other milk products
ISO 6740:1985Stage: 95.99
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