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BSI PD CEN/TS 17757:2022

BSI PD CEN/TS 17757:2022

$86.31

Inorganic fertilizers. Determination of specific nutrients

Published By Publication Date Number of Pages
BSI 2022 14
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This document specifies references to methods for the determination of the content of the following specific nutrients in inorganic fertilizers: – the total nitrogen content; – the ammoniacal nitrogen content; – the nitric nitrogen content; – the urea nitrogen content; – the content of nitrogen from isobutylidenediurea (IBDU) and crotonylidenediurea (CDU); – the cyanamide nitrogen content; – the methylene-urea nitrogen content (and urea formaldehyde, if applicable); – the total phosphorus content; – the water-soluble phosphorus content; – the neutral ammonium citrate soluble phosphorus content; – the water-soluble potassium content; – the total magnesium content; – the water-soluble magnesium content; – the total calcium content; – the water-soluble calcium content; – the total sulfur content; – the water-soluble sulfur content; – the total sodium content; – the water-soluble sodium content. This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009 [1].

PDF Catalog

PDF Pages PDF Title
2 National foreword
5 European foreword
6 Introduction
7 1 Scope
2 Normative references
9 3 Terms and definitions
4 Sampling and sample preparation
4.1 Sampling
4.2 Sample preparation
5 Methods for extraction and determination of specific nutrients
5.1 Total nitrogen content
5.2 Ammoniacal nitrogen
5.3 Nitric nitrogen
5.4 Urea nitrogen content
10 5.5 Content of nitrogen from IBDU and CDU
5.6 Cyanamide nitrogen content
5.7 Methylene-urea and urea formaldehyde nitrogen content
5.8 Phosphorus content
5.9 Potassium content
5.10 Magnesium content
5.11 Calcium content
5.12 Sulfur content
11 5.13 Sodium content
12 Bibliography

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BSI PD CEN/TS 17757:2022
$86.31