High Quality Edta Disodium Salt
- Category: >>>
- Supplier: Excolla Pharma Inc [Shaanxi China]Excolla
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Product Overview
Description
High Quality Edta Disodium Salt
Appearance: White Finel Powder
Assay%:≥99.0
Test on Dissolving in Sodium Carbonate Solution:Pass
Residue after Burning (Sulfate) %:≤0.15
Chloride( Cl- ) %:≤0.01
Sulfate(SO42-) %:≤0.1
Iron (Fe) %≤ : 0.001
Heavy Metal (Pb) %≤ : 0.001
|
Items |
Standards |
|
Appearance |
White crystalline powder |
|
Identification |
Pass test |
|
Assay (C10H14N2Na2O8.2H2O) |
99.0% ~ 101.0% |
|
Chloride (Cl) |
≤ 0.01% |
|
Sulphate (SO4) |
≤ 0.1% |
|
PH (1%) |
4.0- 5.0 |
|
Nitrilotriacetic acid |
≤ 0.1% |
|
Calcium (Ca) |
Negative |
|
Ferrum (Fe) |
≤ 10 mg/kg |
|
Lead (Pb) |
≤ 5 mg/kg |
|
Arsenic (As) |
≤ 3 mg/kg |
|
Mercury (Hg) |
≤ 1 mg/kg |
|
Heavy metals (as Pb) |
≤ 10 mg/kg |
1. High molecular chemical industry: EDTA is used as polymetization activator for butyl bezene latex, and polyreaction terminator in acrylic fibre production.
2.Daily chemicals: EDTA is used as additive to detergent, skin cream and hair-conditioner.
3.Paper-making: EDTA is used for treating the steamed fibre. It will promote the whiteness of paper and reduce the incrustation in the steamer.
4.Pharmaceutical industry: Through cyclopolymerization with methyl amide, EDTA is made into ethyl amide, a remedy for psoriasis. It is also a stablizer for some vaccines and an antihaemoagglutinin.
5. Textile dyeing and printing: EDTA will promote colour ability of the dyestuff and brightness of the dyed fabric.
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