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EDTA-2Na exists in white powder, easily soluble in water, but hard to soluble in organic solvents like alcohol or ethyl ether. The PH value of 5% (25℃) water solution is 4.0-6.0. EDTA is an important complexing agent for complexing metal ions and separation of metals, the materials used for processing color photographic materials, wash bleach fixer, and dyeing auxiliaries , fiber processing agents, cosmetic additives, pharmaceuticals, food, agriculture, chemical fertilizer production, blood anticoagulant, complexing agents, detergent, stabilizer, synthetic rubber, polymerization initiator and quantitative analysis of heavy metals etc.
Chemical Name EDTA 2Na (Disodium edetate dihydrate)
CAS # 6381-92-6
EINECS 205-358-3
Formula C10H14N2Na2O8. 2(H2O)
Molecular Weight 372.23
Synonyms EDTA disodium salt dihydrate; Ethylenediaminetetraacetic acid disodium salt dihydrate;
Specification
1)Industrial Grade
Appearance White crystalline powder
Assay ≥99.00%
Chloride (Cl) ≤0.01%
Sulphate (SO4) ≤0.05%
Heavy Metals (Pb) ≤0.001%
Iron (Fe) ≤0.001%
Chelating Capacity ≥265mgCaCO3/g
PH 4.0 ~ 5.0
2) Cosmetics Grade
Appearance White crystalline powder
Assay ≥99.50%
Chloride (Cl) ≤0.01%
Sulphate (SO4) ≤0.05%
Heavy Metals (Pb) ≤0.001%
Iron (Fe) ≤0.001%
Chelating Capacity ≥267mgCaCO3/g
PH 4.0 ~ 5.0
NTA ≤0.1%
Applications
Disodium edetate dihydrate serves as an excellent complexing agent.
It can be used in/with:
· detergent
· dyeing assistant
· fiber processing agent
· cosmetic ingredients
· food additives
· agricultural micronutrient fertilizer and aquaculture
· pH regulators in the dyeing of wool and polyamide fibers
· plymerization initiator
· heavy metal quanititative analysis of the agent
Packaging
25kg pp woven bag;
Total 20MT with pallets and 22MT without pallets per 20ft container
Storage
Disodium edetate dihydrate has an almost unlimited shelf life in unopened containers when properly stored in a protected storage area.
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