High-efficiency Extractant for Separation of Nickel and Cobalt - AD290
Active ingredient: Bis(2,4,4-trimethylpentyl) phosphinic acid
CAS No.: 83411-71-6
Molecular formula:C16H35O2P
Molecular weight: 290.42 (according to the Standard Atomic Weights 1987)
Active ingredient: Bis(2,4,4-trimethylpentyl) phosphinic acid
CAS No.： 83411-71-6
Molecular formula:C16H35O2P
Molecular weight: 290.42 (according to the Standard Atomic Weights 1987)
Molecular structure diagram:
Application:AD290 is a new type of acidic phosphorus extractant with high selectivity for the separation of cobalt and nickel in sulfate and chloride media. It is also suitable for the extraction and separation of rare earths: gallium (Ga), indium (In), molybdenum (Mo), germanium (Ge), zirconium (Zr) and other metals.
Packing: 200 kg/plastic barrel.
Storage: Handled with care during transportation to prevent impact, prohibiting open flame. Stored in a cool, ventilated and dry warehouse, ensuring waterproof and rainproof.
Specifications:
|
Analysis Item |
Quality Index |
|
Diisooctylphosphinic Acid % |
≥95 |
|
Appearance |
Colorless or light amber |
|
Density (20℃) g/mL |
0.93 |
|
Viscosity (cp) 25℃ mm2/s |
143 |
|
50℃ mm2/s |
41 |
|
Solubility in Water (PH=3. 0) mg/L |
21 |
|
Boiling Point ℃ |
>300 |
|
Freezing Point ℃ |
-31 |
|
Flash Point ℃ |
108 |
Performance comparison of three nickel-cobalt separation extractants
|
Extractant |
Separation Coefficient βCo/Ni |
|
P204 |
14 |
|
P507 |
280 |
|
AD290 |
7000 |
