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BSI PD CEN/TS 17702-2:2022

BSI PD CEN/TS 17702-2:2022

$102.76

Plant biostimulants. Sampling and sample preparation – Sample preparation

Published By Publication Date Number of Pages
BSI 2022 16
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This document specifies methods for the reduction and preparation of samples of non-microbial plant biostimulants including those intended for determination of microbial pathogens and sets out the requirements for sample preparation reports. It specifies methods for the preparation of test samples and test portions from laboratory samples of plant biostimulants for subsequent chemical, biological or physical analysis. It is also applicable to the sample preparation of blends of fertilizing products where plant biostimulants are main part of the blend. Otherwise, deliverables of sample preparation relevant for the main part of the blend apply. This document does not include methods for the reduction and preparation of samples of microbial plant biostimulants, which will be covered by a different Technical Specification. NOTE This document is applicable to the category of EU fertilizing product (plant biostimulants) in the meaning of the Regulation (EU) 2019/1009.

PDF Catalog

PDF Pages PDF Title
2 National foreword
5 European foreword
6 Introduction
8 1 Scope
2 Normative references
3 Terms and definitions
9 4 Principle
5 Apparatus
5.1 General
6 Procedure
6.1 General
10 6.2 Preparation of test samples in their original condition
6.3 Further preparation of test samples which are to remain in their original condition
6.3.1 General
6.3.2 Preparation of test portions for physical testing
6.3.3 Preparation of test portions for moisture analysis
11 6.3.4 Preparation of test portions for other chemical analyses
6.4 Further preparation of test samples for chemical and biological analysis
6.4.1 General
6.4.2 Use of sample grinder
6.4.3 Use of mortar and pestle
6.5 Products which are difficult to grind mechanically
6.6 Organic matter
12 6.7 Plant biostimulants comprising several different materials
6.8 Fluid plant biostimulants
6.9 Foreign matter
6.10 Storage
6.11 Taking test portions
6.11.1 Solid plant biostimulants
6.11.2 Fluid plant biostimulants
7 Labelling
8 Sample preparation report
14 Bibliography

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BSI PD CEN/TS 17702-2:2022
$102.76