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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.
[Quality Index]: (Q/24KY01-2007 Quality standard)
|
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℃) |
10.5-11.5 |
|
NTA% |
≤0.1 |
|
Bulk density kg/m3 |
700-950 |
|
Appearance |
white crystal powder |
[Packing]: 25KG/bag , Pearly membrane compound bag, with PE inside or according to the customers’ demand
[Storage]: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down


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