edta-4na.html EDTA-4Na – CHEN CHAMICAL ENTERPRISE

EDTA-4Na

EDTA-4Na

Ethylene diamine tetraacetic acid tetrasodium salt (EDTA-4Na)

English Name :        Ethylene diamine tetraacetic acid tetrasodium salt

Molecular Fomula :  C10H12N2O8Na4•4H2O

Molecular Weight :   M=452.23

CAS No :                  13254-36-4

Properties :             white crystal powder soluble in water, and a variety of metal ion chelation.

EDTA-4Na

 

Specification :

Purity(as 452.2)% ≥99.5
Chloride(Cl)% ≤ 0.01
Sulfate(SO4)% ≤ 0.05
Metal chelate(Pb)% ≤ 0.001
Iron(Fe)% ≤ 0.001
Chelate: mgCaCO3/g 220 min
pH Value(10g/L,25°C) 10.5-11.5
NTA% ≤0.1
Bulk density kg/m3 700-950
Appearance white crystal powder