I.S. EN 17042:2018
Current
The latest, up-to-date edition.
Fertilizers - Determination of boron in concentrations > 10 % using acidimetric titration
Hardcopy , PDF
English
25-07-2018
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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This European Standard specifies a method for the determination of total and water extractable boron in mineral fertilizers containing more than 10 % boron.This method is applicable to water and aqua regia fertilizer extracts obtained according to EN 16962 and/or EN 16964.NOTE A method used for the determination of boron in mineral fertilizers containing less than or equal to 10 % of boron (spectrophotometric determination by azomethine-H) can be also used for the scope of this method after appropriate dilution of the extracts.
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