NEN EN 13368-2 : 2017
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FERTILIZERS - DETERMINATION OF CHELATING AGENTS IN FERTILIZERS BY CHROMATOGRAPHY - PART 2: DETERMINATION OF FE CHELATED BY O,O EDDHA, O,O EDDHMA AND HBED, OR THE AMOUNT OF CHELATING AGENTS, BY ION PAIR CHROMATOGRAPHY
Published date
12-01-2013
Publisher
Describes a method for the chromatographic determination of the iron chelated by each individual ortho(hydroxy)-ortho(hydroxy) isomer of the chelating agents o,o EDDHA, o,o EDDHMA and by HBED in fertilizers containing one or more of these substances, except for o,o EDDHMA and HBED mixes.
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