NF U42-606-2:2012 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2 : determination of Fe chelated by o,o-EDDHA, o,o-EDDHMA and HBED by ion pair chromatography.
2012NF U42-606-2:2012 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2 : determination of Fe chelated by o,o-EDDHA, o,o-EDDHMA and HBED by ion pair chromatography.
2007NF U42-606-2:2007 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2 : determination of Fe chelated by o,o-EDDHA and o,o-EDDHMA by ion pair chromatography.