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BS ISO 23942:2022

BS ISO 23942:2022

$102.76

Determination of hydroxytyrosol and tyrosol content in extra virgin olive oils. Reverse phase high performance liquid chromatography (RP-HPLC) method

Published By Publication Date Number of Pages
BSI 2022 22
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
5.2 Methanol chromatographic grade.
5.3 Acetonitrile chromatographic grade.
5.4 Water chromatographic grade.
10 5.10 Standard calibration solution of hydroxytyrosol and tyrosol.
6 Apparatus
6.3 1 000 μl and 5 000 μl electronic pipette or manual pipette.
6.6 Ultrasonic extraction bath.
6.9 5 ml plastic syringe.
6.10 Thermostatic bath.
11 7 Sampling
8 Procedure
8.1 Sample preparation
8.2 HPLC analysis
8.2.1 General
8.2.2 HPLC conditions
12 8.2.3 Peak identification
9 Expression of results
13 10 Precision
10.1 Validation study
10.2 Repeatability, r
14 10.3 Reproducibility, R
11 Test report
15 Annex A (informative) Chromatogram 280 nm
16 Annex B (normative) Limit of detection (LOD) and limit of quantification (LOQ)
17 Annex C (informative) Validation studies
21 Bibliography

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BS ISO 23942:2022
$102.76