CAS No.:6381-92-6
MF:C10H19N2NaO9
EINECS No.:613-386-6
Purity:99%min
Molecular weight:334.26
Synonym: aceticacid(ethylenedinitrilo)tetra-,disodiumsalt,dihydrate; disodiumedtadihydrate; ethylenediaminetetraaceticacidsodiumsaltdihydrate(disodiumedta; ethylenediaminetetraaceticacidsodiumsaltdihydrate(disodiumedtadihChemicalbookydrate)
EDTA-2NA is a white crystalline powder containing two crystal waters. It easily loses crystal water when drying. It has good water solubility. The pH value of 5% aqueous solution is 4-5. It is difficult to dissolve in ethanol, ether, etc. Organic solvents.
| ITEM | STANDARD | RESULT |
| Appearance | White crystalline Powder | Conform |
| PH(5%aqueous solution, 25℃) | 4.0-5.0 | 4.4 |
| Clarity test | Pass the test | Pass |
| Chelate value | 260mg/g | 269mg/g |
| Heavy metals(as Pb) | ≤0.001% | 0.0007% |
| Fe | ≤0.001% | 0.0006% |
| Chlorides | ≤0.001% | 0.0002% |
| SO4 | ≤0.001% | 0.0006% |
| NTA | ≤0.1% | 0.08% |
| Purity | ≥99.5% | 99.89% |
EDTA-2NA is an important complexing agent, used to complex metal ions and separate metals. EDTA-2NA is used as a bleaching fixative for the processing of color photosensitive materials, as well as a dyeing auxiliary, a fiber treatment agent, and a cosmetic additive, medicine, food, agricultural chemical micro-fertilizer production, blood anticoagulant, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis agent, etc.
25kgs/drum,9tons/20’container
25kgs/bag,20tons/20’container
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