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Ethylene Diamine Tetraacetic Acid Tetrasodium Salt |
Product Features
EDTA.NA4 is white crystalline powder,easily soluble in water and slightly soluble in organic solvent. EDTA.NA4 is excellent chelating agents/complexing agents.
Technical Specification
| Parameter |
Standard |
| Appearance |
White Crystalline Powder |
| Active content, % |
99.0 min |
| Chloride (as Cl-), % |
0.02 max |
| Sulfate(SO42-) |
0.05 max |
| Ferrum, % |
0.001 max |
| Chelating value(mgCaCO3/g) |
215 min |
| pH (1% solution) |
10.5-11.5 |
Applications & Usage
EDTA.NA4 is widely used chelation agent of metal ion. EDTA.NA4 is used for textile dyeing, water treatment, color photography, medical, daily chemical and papermaking industry. EDTA.NA4 is used as additive, active agent, water purifying agent, smoke agent for shielding of metal ion and active agent of butadiene styrene rubber.
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