DS DS/EN 15950
DS DSEN 15950 2010-NOV-01 Fertlzers - Determnaton of N-12-dcarboxyethyl-DL-aspartc acd mnodsuccnc acd DHA usng hgh-performance lqud chromatography HPLC
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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 gt; 0,5 % (g/100 g).