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BS EN ISO 18862:2019

BS EN ISO 18862:2019

$142.49

Coffee and coffee products. Determination of acrylamide. Methods using HPLC-MS/MS and GC-MS after derivatization

Published By Publication Date Number of Pages
BSI 2019 28
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ISO 18862:2016 specifies methods for the determination of acrylamide in coffee and coffee products by extraction with water, clean-up by solid-phase extraction and determination by HPLC-MS/MS and GC-MS. It was validated in a method validation study on roasted coffee, soluble coffee, coffee substitutes and coffee products with ranges from 53 ?g/kg to 612,1 ?g/kg.

PDF Catalog

PDF Pages PDF Title
2 undefined
4 European foreword
Endorsement notice
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
11 6 Apparatus
12 7 Sampling
8 Procedure
8.1 General
8.2 Preparation of the sample extract
13 8.3 Clean-up of the extracts
8.3.1 Carrez precipitation
8.3.2 Solid phase extraction
8.4 HPLC-MS/MS measurement
8.4.1 High-performance liquid chromatography (HPLC)
14 8.4.2 Identification and quantification by mass spectrometry (HPLC-MS/MS)
8.5 Measurement with GC-MS
8.5.1 Derivatization and sample preparation for gas chromatography
15 8.5.2 Gas chromatography
8.5.3 Identification and quantification by mass spectrometry
9 Calibration
9.1 General advice
9.2 Determination of linearity and definition of the working range
9.3 Calibration with internal standard solution
16 9.4 Determination of the laboratory specific recovery
10 Evaluation
10.1 Criteria for identification
10.2 Calculation and final results
17 11 Precision data
11.1 General
11.2 Repeatability
11.3 Reproducibility
11.4 Recovery
12 Measurement uncertainty
18 13 Test report
19 Annex A (informative) Performance characteristics
20 Annex B (informative) Examples of absorber materials
21 Annex C (informative) Examples of columns and analysis conditions
27 Bibliography

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BS EN ISO 18862:2019
$142.49