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BSI PD CEN/TS 17403:2021

BSI PD CEN/TS 17403:2021

$86.31

Fertilizers. Determination of cold water insoluble nitrogen and hot water insoluble nitrogen in solid urea formaldehyde and methylene urea slow-release fertilizers and determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C

Published By Publication Date Number of Pages
BSI 2021 14
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This document specifies a method for the determination of the cold and hot water insoluble nitrogen content in solid urea formaldehyde and methylene urea slow-release fertilizers and for the determination of the solubility of nutrient polymers in a phosphate buffer solution with a pH of 7,5 at 100 °C.

PDF Catalog

PDF Pages PDF Title
2 undefined
7 1 Scope
2 Normative references
3 Terms and definitions
9 4 Sampling and sample preparation
4.1 Sampling of products in bags and in bulk
4.2 Reduction of samples
5 Determination of the mass fraction of CWIN
5.1 Principle
5.2 Reagents
5.3 Apparatus
5.4 Procedure
10 5.5 Calculation and expression of results
6 Determination of the mass fraction of HWIN
6.1 Principle
6.2 Reagents
6.3 Apparatus
6.4 Procedure
11 6.5 Calculation and expression of results
7 Determination of the solubility of nutrient polymers in phosphate buffer solution with a pH of 7,5 at 100 °C
8 Test report

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BSI PD CEN/TS 17403:2021
$86.31