NF V04-263

NF V04-263

October 1997
Standard Cancelled

Cream. Determination of fat content. Acido-butyrometric method (routine method).

Le présent document décrit une méthode de routine à usage industriel pour déterminer la teneur en matière grasse des crèmes.

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Main informations

Collections

National standards and national normative documents

Publication date

October 1997

Number of pages

10 p.

Reference

NF V04-263

ICS Codes

67.100.99   Other milk products

Classification index

V04-263

Print number

1 - 01/09/1997
Sumary
Cream. Determination of fat content. Acido-butyrometric method (routine method).

Le présent document décrit une méthode de routine à usage industriel pour déterminer la teneur en matière grasse des crèmes.
Replaced standards (1)
V04-263
October 1989
Standard Cancelled
Cream. Determination of fat content acido-butyrometric method (routine method).

La présente norme fait partie d'un ensemble de normes applicables au lait et aux produits laitiers. Cet ensemble est composé de normes traitant de : l'échantillonnage des produits, méthodes d'essais physiques et chimiques, vocabulaire, contrôle microbiologique, verrerie de laboratoire spécifique. La présente norme traite plus particulièrement de la détermination de la teneur en matière grasse de crèmes, dont la teneur en matière grasse est comprise entre 30 et50 %, à l'aide d'une méthode acido-butyrométrique décrite comme une méthode de routine à usage industriel.

Standard replaced by (1)
NF ISO 19660
August 2018
Standard Current
Cream - Determination of fat content - Acido-butyrometric method

ISO 196660 | IDF 237:2018 specifies an acidobutyrometric method for determining the fat content of cream. The reference method remains the gravimetric method (by ammoniacal ether extraction) described in ISO 2450 | IDF 16. This method is applicable to cream having a fat content between 20 % and 50 % inclusive: - intended for manufacturing butter; - sweet, unmatured and non-inoculated; - raw or having undergone a heat treatment; - non-homogenized; - with or without preservatives (2-bromo-2-nitropropane, 1,3 diol or bronopol).

Table of contents
  • 1 Domaine d'application
    4
  • 2 Références normatives
    4
  • 3 Définition
    4
  • 4 Principe
    5
  • 5 Réactifs
    5
  • 6 Appareillage
    5
  • 7 Échantillonnage
    6
  • 8 Mode opératoire
    7
  • 9 Expression des résultats
    8
  • 10 Rapport d'essai
    8
  • Annexe A (informative) Spécifications de l'alcool amylique
    9
  • Annexe B (informative) Description d'un appareil automatique de lecture
    10
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