ISO 5738:2004
Milk and milk products - Determination of copper content - Photometric method (Reference method)

Standard No.

ISO 5738:2004

Release Date

2004

Published By

International Organization for Standardization (ISO)

Latest

ISO 5738:2004

Scope

This International Standard specifies a reference method for the determination of the copper content of milk and milk products. The method is applicable to a) milk, skimmed milk and buttermilk, b) evaporated milk and sweetened condensed milk, c) whole and skimmed milk powder, d) cream and butter, e) butterfat, f) ice-cream, g) hard, semi-hard and soft cheeses of various ages, and processed cheese, and h)caseins, caseinates and coprecipitates. The method is suitable for determining copper contents as low as 0,05 mg/kg in test samples of butter and butterfat. NOTE See IDF 68 for details of butterfat.

ISO 5738:2004 Referenced Document

• ISO 648:1977 Laboratory glassware; One-mark pipettes
• ISO 835-1:1981 Laboratory glassware; Graduated pipettes; Part 1 : General requirements

ISO 5738:2004 history

• 2004 ISO 5738:2004 Milk and milk products - Determination of copper content - Photometric method (Reference method)
• 1980 ISO 5738:1980 Milk and milk products; Determination of copper content; Photometric reference method