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.
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 |