ISO 4099:1984
Cheese — Determination of nitrate and nitrite contents — Method by cadmium reduction and photometry
Reference number
ISO 4099:1984
Edición 2
1984-09
© ISO 2024
Retirada
Retirada (Edición 2, 1984)

Resumen

Describes a method suitable for hard, semi-hard and soft cheeses of various ages and for processed cheese. The principle is based on extraction of the cheese with warm water, precipitation of the fat and proteins, filtration and reduction of the nitrate in a portion of the filtrate to nitrite by means of copperized cadmium. The detection limits of the method are 5 mg of nitrate per kilogram and 0,5 mg of nitrite per kilogram.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1984-09
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 2
    Número de páginas
     : 6
  • Comité Técnico :
    ISO/TC 34/SC 5
    ICS :
    67.100.30 
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  2. Tienda
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  5. 67
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  7. 67.100.30
  8. ISO 4099:1984