Heat-treated milk. Determination of lactulose content. Method using high-performance liquid chromatography

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-05-2007

Publisher

British Standards Institution

Foreword
1 Scope
2 Terms and definitions
3 Principle
4 Reagents
5 Apparatus
6 Sampling
7 Preparation of test sample
8 Procedure
   8.1 Test portion
   8.2 Preparation of calibration samples
   8.3 Chromatographic determination
   8.4 Recovery
9 Calculation and expression of results
   9.1 Calibration
   9.2 Calculation of lactulose content
10 Precision
   10.1 Interlaboratory test
   10.2 Repeatability
   10.3 Reproducibility
11 Test report
Annex A (informative) Example of a chromatogram
Annex B (informative) Results of interlaboratory test
Bibliography

Describes a method for the determination of the lactulose content of heated milk, skimmed, partially skimmed or whole milk, by high-performance liquid chromatography, in order to distinguish milk sterilized by ultra-heat treatment (UHT) from in-bottle sterilized milk.

Committee	AW/5
DevelopmentNote	Supersedes BS 1741-13(1998). (05/2007)
DocumentType	Standard
Pages	20
PublisherName	British Standards Institution
Status	Current
Supersedes	BS 1741-13:1998

Standards	Relationship
ISO 11868:2007	Identical

ISO 5725-1:1994	Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 707:2008	Milk and milk products — Guidance on sampling
ISO 5725-2:1994	Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method

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BS ISO 11868:2007

Heat-treated milk. Determination of lactulose content. Method using high-performance liquid chromatography

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Abstract

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