ISO 11816-2:2024

Milk and milk products — Determination of alkaline phosphatase activity — Part 2: Fluorimetric method for cheese

ISO 11816-2:2024

Name:ISO 11816-2:2024   Standard name:Milk and milk products — Determination of alkaline phosphatase activity — Part 2: Fluorimetric method for cheese
Standard number:ISO 11816-2:2024   language:English language
Release Date:11-Jan-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:67.100.30 - Cheese
INTERNATIONAL ISO
STANDARD 11816-2
IDF 155-2
Third edition
Milk and milk products —
Determination of alkaline
phosphatase activity —
Part 2:
Fluorimetric method for cheese
Lait et produits laitiers — Détermination de l'activité de la
phosphatase alcaline —
Partie 2: Méthode fluorimétrique pour le fromage
PROOF/ÉPREUVE
Reference numbers
ISO 11816-2:2023(E)
IDF 155-2:2023(E)
© ISO and IDF 2023

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ISO 11816-2:2023(E)
IDF 155-2:2023(E)
COPYRIGHT PROTECTED DOCUMENT
© ISO and IDF 2023
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
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Website: www.iso.org Website: www.fil-idf.org
Published in Switzerland
ii
PROOF/ÉPREUVE © ISO and IDF 2023 – All rights reserved

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ISO 11816-2:2023(E)
IDF 155-2:2023(E)
Contents Page
Forewords .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Principle . 1
5 Reagents . 2
6 Apparatus . 3
7 Sampling . 4
8 Preparation of test sample . 4
9 Procedure .5
9.1 Verification of instrument performance . 5
9.1.1 General . 5
9.1.2 Daily instrument tests . 5
9.1.3 Using FLM200 . 5
9.1.4 Using FLM300 . 5
9.1.5 Controls . 6
9.2 Reagent controls to test the suitability of ready-to-use working substrate (5.3) . 6
9.3 Calibrati
...

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