Product name: Ethylene Diamine Tetraacetic Acid (EDTA)
English name: EDTA (Ethylene Diamine Tetraacetic Acid)
Molecular formula: C10H16N2O8
Molecular weight: M=292.24
CAS number: 60-00-4
Properties: White crystalline powder, melting point 240°C (decomposition). Insoluble in cold water, alcohol and general organic solvents, slightly soluble in hot water, soluble in solutions of sodium hydroxide, sodium carbonate and ammonia.
Quality index: (Q/24SJK01-2009 quality standard)
| Inspection index | Standard indicators |
| content% | ≥99.0 |
| Chloride (calculated as Cl)% | ≤ 0.01 |
| Sulfate (calculated as SO4)% | ≤ 0.05 |
| Heavy metals (calculated as Pb)% | ≤ 0.001 |
| Iron (calculated as Fe)% | ≤ 0.001 |
| Chelation value: mgCaCO3/g | ≥ 339 |
| pH value | 2.8-3.0 |
| Appearance | White crystalline powder |
| Package | 25kg/bag or packaged according to customer requirements |
| storage | Store in a dry and ventilated warehouse, avoid direct sunlight, and stack gently. |
