ISO 22662:2024

Milk and milk products — Determination of lactose content by high-performance liquid chromatography (reference method)

ISO 22662:2024

Name:ISO 22662:2024   Standard name:Milk and milk products — Determination of lactose content by high-performance liquid chromatography (reference method)
Standard number:ISO 22662:2024   language:English language
Release Date:06-Mar-2024   technical committee:ISO/TC 34/SC 5 - Milk and milk products
Drafting committee:ISO/TC 34/SC 5 - Milk and milk products   ICS number:67.100.01 - Milk and milk products in general
International
Standard
ISO 22662
IDF 198
Second edition
Milk and milk products —
2024-03
Determination of lactose content
by high-performance liquid
chromatography (reference
method)
Lait et produits laitiers — Détermination de la teneur en lactose
par chromatographie liquide haute performance (méthode de
référence)
Reference numbers
ISO 22662:2024(en)
IDF 198:2024(en) © ISO and IDF 2024

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ISO 22662:2024(en)
IDF 198:2024(en)
COPYRIGHT PROTECTED DOCUMENT
© ISO and IDF 2024
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office International Dairy Federation
CP 401 • Ch. de Blandonnet 8 Silver Building • Bd Auguste Reyers 70/B
CH-1214 Vernier, Geneva B-1030 Brussels
Phone: +41 22 749 01 11 Phone: +32 2 325 67 40
Fax: +32 2 325 67 41
Email: [email protected] Email: [email protected]
Website: www.iso.org Website: www.fil-idf.org
Published in Switzerland

© ISO and IDF 2024 – All rights reserved
ii

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ISO 22662:2024(en)
IDF 198:2024(en)
Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Reagents . 1
6 Apparatus . 2
7 Sampling . 3
8 Preparation of test sample . 3
9 Procedure . 4
9.1 Preparation of the standard solution .4
9.2 Preparation of test portion .4
9.2.1 Fluid milk or dairy permeate test sample .4
9.2.2 Dairy powder test sample .4
9.2.3 Cream test sample .4
9.3 Preparation of filtrate .4
9.4 HPLC
...

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