Ethylenediaminetetraacetic acid tetrasodium salt hydrate

InChI key

GXFFSKMBMYHTAE-UHFFFAOYSA-J

InChI

1S/C10H16N2O8.4Na.H2O/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);;;;;1H2/q;4*+1;/p-4

biological source

synthetic (organic)

assay

≥99.0%

form

powder

technique(s)

ligand binding assay: suitable

impurities

Insoluble matter, passes filter test

pH

11.0-12.0 (0.1 M in H₂O)

solubility

H₂O: 0.1 M, clear, colorless

anion traces

chloride (Cl^-): ≤0.05%, sulfate (SO₄^2-): ≤0.01%

cation traces

Al: ≤0.001%, As: ≤0.0001%, Ba: ≤0.0005%, Bi: ≤0.0005%, Ca: <0.001%, Cd: ≤0.0005%, Co: ≤0.0005%, Cr: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, Li: ≤0.0005%, Mg: ≤0.0005%, Mn: ≤0.0005%, Mo: ≤0.0005%, Ni: ≤0.0005%, Pb: ≤0.0005%, Sr: ≤0.0005%, Zn: ≤0.0005%

absorption

≤0.06 at 280 in H₂O at 0.1 M, ≤1.5 at 260 in H₂O at 0.1 M

application(s)

sample preparation

storage temp.

room temp

Quality Level

200

SMILES string

O.[Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O