EDTA tetrasdico, 99% (ETDA-4NA)
Tetrasodium EDTA, 99% C10H12N2O8Na4•4H2O
Ethylene diamine tetraacetic acid tetrasodium salt (ETDA-4NA)
Molecular Fomula: C10H12N2O8Na4•4H2O
Molecular weight: M=452.23
CAS No.: 13254-36-4
Properties:Â white crystal powder soluble in water, and chelation with a variety of metal ion.
Specifications ;
Test Item
|
Standard Specification
|
Quality Standard
|
Q/24SJK01-2009
|
Content (as 452.2)%
|
99% Min.
|
Chloride(Cl)%
|
0.01% Max.
|
Sulfate(SO4)%
|
0.05% Max.
|
Metal chelate(Pb)%
|
0.001% Max.
|
Iron(Fe)%
|
0.001% Max.
|
Chelate: mgCaCO3/g
|
215 Min.
|
pH Value
|
10.5 11.5
|
Appearance
|
White Crystalline Powder
|
Packing:Â 25KG/bag , or according to the customersdemand
Storage:Â Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down.
Application:
Cosmetics
Personal care (soap, shampoo)
Oil industry (anti-caking agent)
Food additives