1,2,3-Propanetricarboxylic acid, 2-hydroxy-, ammonium iron(3+) manganese(2+) zinc salt 68201-80-9 Ammoniated manganese, zinc, iron citrate Ammoniated zinc, manganese, iron citrate Citric acid, ammonium iron(3+) manganese(2+) zinc salt EINECS 269-239-8