ISO 8195:1987
Caseins and caseinates — Determination of nitrate and nitrite contents — Method by cadmium reduction and spectrometry
Reference number
ISO 8195:1987
Edición 1
1987-03
© ISO 2024
Retirada
Retirada (Edición 1, 1987)

Resumen

The principle of determination consists in dispersing the casein or caseinate in warm water, precipitating the fat and proteins, filtering and reducing the nitrate to nitrite in a portion of the filtrate by means of copperized cadmium. A figure shows the apparatus for nitrate reduction.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1987-03
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 1
    Número de páginas
     : 6
  • Comité Técnico :
    ISO/TC 34/SC 5
    ICS :
    67.100.99 
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