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BSI PD CEN/TS 17731:2022

BSI PD CEN/TS 17731:2022

$86.31

Growing media. Determination of specific parameters

Published By Publication Date Number of Pages
BSI 2022 10
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This document provides an overview of relevant methods for the determination of specific parameters in growing media, including: — the electrical conductivity; — the pH; — dry matter; — the nitrogen, P2O5 (phosphorus pentoxide) and K2O (potassium oxide) content extractable by CaCl2/DTPA; — the total copper and zinc content; — the quantity. This document is applicable to EU fertilizing products classified as PFC 4 and PFC 7 as long as the main function of the EU fertilizing product is classified as PFC 4 of Regulation (EU) 2019/1009 [1]. This document is not applicable to preformed materials such as mineral wool slabs and foam slabs.

PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
8 3 Terms and definitions
4 Sampling and sample preparation
4.1 Sampling
4.2 Sample preparation
5 Determination
5.1 Determination of the electrical conductivity
5.2 Determination of pH
5.3 Determination of dry matter
5.4 Determination of the nitrogen, P2O5 and K2O content extractable by CaCl2/DTPA
5.5 Determination of the total copper and zinc content
5.6 Determination of quantity
5.7 Determination of the chloride content

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BSI PD CEN/TS 17731:2022
$86.31