In the solution of PH = 8-10, it can control the amount of Fe3 + and can be used in strong acid solution.Product IdentificationSynonyms name:Glycine,N-[2-[bis(carboxymethyl)amino]ethyl]-N-(2-hydroxyethyl)-, trisodium saltCAS No:139-89-9Molecular Weight:344.20Chemical Formula:C10H15N2O7•3NaTEST ITEMLIMTAPPEARANCELight yellow transparent liquidрН  5% р-р  25°C11.5-12.5Purity(as 344.2) %≥39.0%Heavy metals (as Pb) %≤0.001Sulfate, %≤0.05Cl, %≤0.01Keywords:Liquid HEDTA 3Na; Fe3 +; strong acid solution.Baoding Kaiyue Chemical Co.,LTDTel:+86 03123220379Fax:+86 03133289655Copyright © 2016 Kaiyuechem Ltd. All rights reserved.