Ethylenediaminetetraacetic acid tripotassium salt dihydrate

Product Name

Ethylenediaminetetraacetic acid tripotassium salt dihydrate, puriss. p.a., ≥99.0% (KT)

InChI

1S/C10H16N2O8.3K.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;;2*1H2/q;3*+1;;/p-3

SMILES string

[K+].[K+].[K+].[H]O[H].[H]O[H].OC(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

InChI key

MAPFUJCWRWFQIY-UHFFFAOYSA-K

grade

puriss. p.a.

assay

≥99.0% (KT)

form

solid

mp

182 °C (dec.) (lit.)

anion traces

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤500 mg/kg

cation traces

Ca: ≤20 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤3000 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

functional group

amine
carboxylic acid

Quality Level

100