Products Description
Product Name: Diethylenetriaminepentaacetic acid (DTPA)
Molecular Fomula: C14H23N3O10
Molecular weight: M=393.35
CAS No.: 67-43-6
Physical and Chemical Properties
White crystalline granules, soluble in hot water and lye, slightly soluble in water, solubility in water (20ºC) 5 g / l, and do not dissolve in organic solvents such as alcohols and ethers. Melting point: 230ºC(decomposition)
Specification
Purity% |
≥ 99.0 |
| Chloride(Cl)% | ≤ 0.01 |
| Sulfate(SO4)% | ≤ 0.05 |
| Metal chelate(Pb)% | ≤ 0.001 |
| Iron(Fe)% | ≤ 0.001 |
| Loss on drying% | ≤ 0.2 |
| Chelate value(PH=11):mgCaCO3/g | ≥252 |
| PH(1% solution) | 2.1-2.5 |
| Sodium carbonate dissolved test | Qualified |
| Appearance | White Crystalline Powder |
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