IDF 89-2008
Caseins - Determination of "fixed ash" (Reference method)

Standard No.

IDF 89-2008

Release Date

2008

Published By

International Dairy Federation (IDF)

Latest

IDF 89-2008

Replace

ISO 5544-1978

Scope

This International Standard specifies a reference method for the determination of the "fixed ash" of caseins, as a percentage by mass, obtained by acid precipitation or lactic fermentation, of ammonium caseinates, of their mixtures with rennet casein and with caseinates, and of caseins of unknown type. NOTE For the determination of ash of rennet caseins and caseinates (except ammonium caseinates), see ISO 5545/IDF 90.

IDF 89-2008 Referenced Document

• ISO 3310-1 Test sieves - Technical requirements and testing - Part 1: Test sieves of metal wire cloth*， 2016-08-01 Update
• ISO 5550 Caseins and caseinates — Determination of moisture content (Reference method)
• ISO 648 Laboratory glassware - Single-volume pipettes*， 2008-10-01 Update

IDF 89-2008 history

• 2008 IDF 89-2008 Caseins - Determination of "fixed ash" (Reference method)