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BS EN ISO 11816-2:2016

$142.49

Milk and milk products. Determination of alkaline phosphatase activity – Fluorimetric method for cheese

Published By Publication Date Number of Pages
BSI 2016 26
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PDF Catalog

PDF Pages PDF Title
4 European foreword
Endorsement notice
6 Forewords
9 1 Scope
2 Normative reference
3 Terms and definitions
4 Principle
10 5 Reagents
11 6 Apparatus
12 7 Sampling
8 Preparation of test sample
9 Procedure
9.1 Verification of instrument performance
9.1.1 General
13 9.1.2 Daily instrument tests
9.1.3 Controls
9.2 Reagent controls to test the suitability of ready to use working substrate (5.3)
14 9.3 Calibration
9.4 Determination
15 9.5 Test sample related controls
9.5.1 Recommended negative and positive control tests
16 9.5.2 Interfering substance test
9.5.3 Heat-stable microbial alkaline phosphatase control test
10 Calculation and expression of results
10.1 Calibration ratio
17 10.2 Calculation
10.2.1 Supernatant
10.2.2 Cheese
18 10.3 Expression of results
11 Precision
11.1 Interlaboratory test
11.2 Repeatability
11.3 Reproducibility
12 Test report
19 Annex A (informative) Interlaboratory trial
21 Annex B (informative) Examples of preparation of a test sample
23 Bibliography
BS EN ISO 11816-2:2016
$142.49