NEN-EN 17041
Fertilizers - Determination of boron in concentrations ≤ 10 % using spectrometry with azomethine-H
| Organization: | NEN |
| Publication Date: | 1 September 2016 |
| Status: | pending |
| Page Count: | 20 |
| ICS Code (Fertilizers): | 65.080 |
scope:
This European standard specifies a method for the determination of total and water extractable boron in mineral fertilizers containing less than or equal to 10 % boron. The method is not suitable for fertilizers with Fe concentrations more than twenty times higher than the concentration of boron. The extraction methods are specified in prEN 16962 and/or prEN 16964. The method can also be used for the determination of boron in mineral fertilizers containing more than 10 % boron after appropriate dilution of the extracts.
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