EDTA-2Na 139-33-3
Cas no.: 139-33-3
M.F:EDTA 2Na
White Crystalline Powder
| Name |
|
Ethylenediaminetetraacetic acid disodium salt |
| Synonyms |
|
Edetic acid disodium salt; EDTA disodium salt; (Ethylenedinitrilo)tetraacetic acid disodium salt |
| |
| Molecular Structure |
|
|
| |
| Molecular Formula |
|
C10H14N2Na2O8 |
| Molecular Weight |
|
336.21 |
| CAS Registry Number |
|
139-33-3 |
| EINECS |
|
205-358-3 |
| |
|
|
| Properties |
| |
| Melting point |
|
237-245 ºC |
Properties White crystal powder, soluble in sodium hydroxide, sodium carbonate and ammonia solution, not soluble in cold water, acid and common organic
|
No. |
Inspection Item |
Criterion |
|
1 |
EDTA2Na |
≥ 99.0% |
|
2 |
ChlorideCl% |
≤ 0.01% |
|
3 |
SulphateSO4)% |
≤ 0.1% |
|
4 |
Ferrum % (Fe) |
≤ 10PPM |
|
5 |
Heavy Metal % (Pb) |
≤ 10PPM |
|
6 |
PH |
4-5 |
|
7 |
Appearance |
White crystalline powder |
Usage: EDTA Disodium is applied in detergent, dyeing auxiliary, fiber treatment agent, cosmetic additive, food additive and agricultural micro-fertilizer, as well as in mariculture.
Packaging: 25 kg bag
