Ethylenediaminetetraacetic acid (EDTA acid)
EDTA-2K:
CAS# 2001-94-7; EC# 217-895-0;
C10H16N2O8·2K;
Ethylenediaminetetraacetic acid, dipotassium salt;
Dipotassium dihydrogen ethylenediaminetetraacetate;
Glycine, N,N’-1,2-ethanediylbis[N-(carboxymethyl)-, dipotassium salt;
EDTA-3K:
CAS# 17572-97-3; EC# 241-543-5;
C10H16N2O8·3K;
Ethylenediaminetetraacetic acid, tripotassium salt;
Tripotassium hydrogen ethylenediaminetetraacetate;
Glycine, N,N’-1,2-ethanediylbis [N-(carboxymethyl)-,tripotassium salt;
EDTA is a representative substance of chelating agents, sequestering agent, complexing agent.
Various metal salts of EDTA (e.g. EDTA-Na, EDTA-K) are often used in practical applications.
Technical data:
| items | EDTA Acid | EDTA-2K | EDTA-3K |
|---|---|---|---|
| CAS Number | 60-00-4 | 2001-94-7 | 17572-97-3 |
| EC Number | 200-449-4 | 217-895-0 | 241-543-5 |
| Molecular Formula | C10H16N2O8 | C10H16N2O8·2K | C10H16N2O8·3K |
| PH value | 2.5-3.0 | 4.0-5.0 (5% aqueous solution) | 10.5-11.5 (5% aqueous solution) |
| Appearance | White crystalline powder | Liquid | Liquid |
Related products
EDTA sodium salts: EDTA-2Na, EDTA-4Na, EDTA-3Na
EDTA Acid, CAS No. 60-00-4
Traditonal Chelating Agents
Aminopolycarboxylates: EDTA acid, EDTA-Na/K, DTPA & DTPA-5Na/5K
Polyphosphonates: HEDP, DTPMP, ATMP, PBTCA
Uses
EDTA-K is an important complexing agent, used for complexing metal ions and separating metals, this product is used as bleaching fixing solution for color photographic material developing and processing, and dyeing auxiliary, fiber treatment agent, cosmetic additive, medicine, food, agricultural chemical microfertilizer production, blood anticoagulant, complexing agent, detergent, stabilizer, synthetic rubber, polymerization initiator and heavy metal quantitative analysis agent, etc.
EDTA is widely used and is a representative substance of chelating agent. It can form stable water-soluble complexes with alkali metals, rare earth elements and transition metals. It is widely used in polymer chemical industry, daily chemical industry, paper industry, pharmaceutical industry, agriculture, textile printing and dyeing industry, aquaculture, photographic chemicals, oil field chemicals, water treatment agents, boiler cleaning agents and analytical reagents.
Packaging:
250kg drum, IBC tank, or packaging according to customer requirements.
Storage:
Store in a dry and ventilated warehouse, avoid direct sunlight, store with attention to sunlight, moisture, fire prevention, lightly stacked and lightly placed.
