EDTA

2,2′,2”,2”’-(Ethane-1,2-diyldinitrilo)tetraacetic acid

Product nameEDTA
RegistrationsCAS 60-00-4; EINECS/ELINCS 200-449-4
Chemical synonymsEdetic acid; N,N´-1,2-Ethanediylbis[N-(carboxymethyl)
glycine]
ClassificationSubstituted diamine
EmpiricalC10H16N2O8
PropertiesColorless or wh. cryst. powd.; sol. in alkali hydroxide
sol'ns.; pract insol. in water; insol. in common org.
solvs.; m.w. 292.28; m.p. dec. @ 240 C
AppearanceWhite crystalline powder
Assay99.0% min
PH value2.6-3.2
Iron (Fe)10 ppm max
Heavy metals(Pb)5 ppm max
Chelating value of CaCO3/1
gram EDTA acid
350-360
Water content0.20% max
Sulphate(SO4)0.20% max
Chloride(Cl)0.02% max
Shelf life1 year
Standard packingPacked in paper bags lined with plastic; net-weighted
25kg per bag

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