ISO 6656:1984
Animal and vegetable fats and oils — Determination of polyethylene-type polymers
Reference number
ISO 6656:1984
Edición 1
1984-12
© ISO 2024
Retirada
Retirada (Edición 1, 1984)

Resumen

Specifies the reference method. Below 50 mg of polymers per kilogram the presicion of the method is insufficient. The method consists in dissolving of a test portion in chloroform, after acid treatment, then filtrating through a sintered filter crucible, washing the crucible and its content, drying and weighing, followed by extraction of the polymers from the insoluble matter by boiling tetrachloroethylene, drying the crucible with its content and weighing again.

Informaciones generales

  • Estado
     : Retirada
    Fecha de publicación
     : 1984-12
    Etapa
    : Retirada de la Norma Internacional [95.99]
  • Edición
     : 1
    Número de páginas
     : 3
  • Comité Técnico :
    ISO/TC 34/SC 11
    ICS :
    67.200.10 
  • RSS actualizaciones

Ciclo de vida

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

  2. Tienda
  3. Standards catalogue
  4. TC
  5. ISO/TC 34/SC 11
  6. ISO 6656:1984