This European Standard specifies a method for the determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid (IDHA)) in fertilizers.
The method is applicable to all fertilizers containing IDHA as chelating agent for contents > 0,5 % (g/100 g).
Legislation related to this standard
Regulation (EC) N° 2003/2003 of the European Parlament and of the council of 13 October 2003 relating to fertilisersHarmonized
90.93 Standard confirmed
Feb 5, 2021