Reference number
ISO 5738:1980
© ISO 2024
ISO 5738:1980
Milk and milk products — Determination of copper content — Photometric reference method
Edition 1
1980-10
Retirada
Retirada (Edición 1, 1980)

Resumen

Applies to milk, skimmed milk, whey, buttermilk, evaporated milk, sweetened condensed milk, dried whole and skimmed milk, cream and butter, butterfat, ice-cream, hard, semi-hard and soft cheese of various ages and processed cheese, caseins, caseinates and coprecipitates. The principle of determination consists in digesting the organic material with a mixture of nitric and sulfuric acids and neutralizing with ammonium hydroxide solution followed by complexing the copper as a salt of diethyldithiocarbamic acid.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1980-10
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 1
    Número de páginas
     : 6
  • Comité Técnico :
    ISO/TC 34/SC 5
    ICS :
    67.100.01 
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