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Ethylene Diamine Tetraacetic Acid(2Na & 4Na)/Washing Auxiliary Detergent/EDTA.2Na,EDTA.4Na
Ethylene Diamine Tetraacetic Acid(2Na & 4Na)
Product Name: Disodium EDTA
Synonyms: EDTA.2Na
CAS No.: 6381-92-6
EINECS: 205-358-3
Molecular Formula: C10H14N2Na2O8.2H2O
Molecular Weight: 372.24
Character: EDTA-2Na is a white powder with two crystal waters, easy to lose crystal water when dried and easy to soluble in water, but hard to soluble in organic solvents like alcohol or ethyl ether. The PH value of 5% (25C) water solution is 4.0-6.0.
Specification
Items | Specification |
Purity | ≥99.0% |
Chloride(Cl)% | ≤0.01% |
Sulphate(SO4)% | ≤0.1% |
Ferrum % (Fe) | ≤10PPM |
Heavy Metal % (Pb) | ≤10PPM |
PH | 4-5 |
Application:
EDTA-2Na is used in detergent, liquid soap, shampoo, agricultural chemicals, fixer solution for development of colour film, water cleaner, PH modifier. When stating the redox reaction for the polymerization of butyl benzene rubber, it is used as part of activator for the complexation of metal ion and control of polymerization speed.
Product Name: Ethylene Diamine Tetraacetic Acid Tetrasodium (EDTA Na4)
CAS No.: 64-02-8,13235-36-4
Molecular Formula: C10H12N2Na4O8
Molecular Weight: 380.17
Character:
White crystal powder, soluble in water and acid, and not soluble in alcohol and other organic solvents.
Specification:
Items | Specification |
Purity | ≥99.0% |
Chloride(Cl)% | ≤0.01% |
Sulphate(SO4)% | ≤0.05% |
Ferrum % (Fe) | ≤0.001 |
Heavy Metal % (Pb) | ≤0.002 |
PH(5%Water dissolution) | 10.5-11.5 |
Chelate value(Mg Caco3/G) | 220min |
Application:
Used as water-softening agents, catalysts of synthetic rubber, printing and dyeing adjuvants, detergent adjuvants.
Packing and Storage:
Solid Products: Packed in paper bags lined with plastic; Net-weighted 25kg per bag. Liquid Products: Packed in iron drum lined with plastic; Net-weighted 200kg per drum.
