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BSI PD CEN/TS 17706:2022

BSI PD CEN/TS 17706:2022

$102.76

Plant biostimulants. Determination of inorganic arsenic

Published By Publication Date Number of Pages
BSI 2022 18
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This document specifies a method for extraction, separation, and determination of inorganic arsenic (iAs) in plant biostimulants using anion-exchange high performance liquid chromatography (HPLC) or ion chromatography (IC) coupled to ICP-MS. This document is also applicable to the blends of fertilizing products where plant biostimulants are the main part of the blend. Otherwise, the Technical Specification for the main part of the blend applies.

PDF Catalog

PDF Pages PDF Title
2 National foreword
5 European foreword
6 Introduction
7 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
8 5 Reagents
9 6 Apparatus
6.1 Common laboratory glass (plastic) ware.
6.8 High Pressure Liquid Chromatograph (HPLC).
10 6.10 Inductively coupled plasma mass spectrometer (ICP-MS).
6.11 Argon gas, purity ≥ 99,99 %.
7 Sampling
8 Procedure
8.1 Sample preparation
8.2 Water bath extraction
8.3 Preparation of the calibration solutions
11 8.4 Measurement
8.4.1 General instrumental conditions
8.4.2 HPLC-ICP/MS measurement of inorganic arsenic
12 9 Calculation and expression of the results
9.1 Integration of peaks
9.2 Calculation of inorganic arsenic in the samples
13 10 Test report
14 Annex A (informative) Examples of typical chromatographic separation
17 Bibliography

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BSI PD CEN/TS 17706:2022
$102.76