Resumen
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.
Informaciones generales
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Estado: RetiradaFecha de publicación: 1985-09Etapa: Retirada de la Norma Internacional [95.99]
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Edición: 1Número de páginas: 6
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Comité Técnico :ISO/TC 34/SC 5ICS :67.100.99
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Ciclo de vida
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Ahora
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Revisada por