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                            | Bis-(2,4,4-trimethy 
                              lpentyl)-phosphinic Acid |  
                            | Molecular Formula | C16H35O2P |  
                            | Molecular Weight  | 290.42 |  
                            | Cas No | 83411-71-6 |  
                            | Properties  | Colorless to light yellow 
                              liquid, fruit aroma, mild acid, non-toxic, 
                              non-corrosive for steel and most of 
                          plastic.
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                            | Specifications  | 
                                
                                
                                | Appearance  | Colorless to light yellow liquid, fruit 
                                aroma |  
                                | Active matter (%) | ≥90% |  
                                | Density (20℃) | 0.91—0.95g/ml |  
                                | Viscosity (25℃) | <200mPa s |  
                                | Total phosphorus (% w/w) | >10.4 |  
                                | Moisture (% w/w) | <3% |  |  
                            | Uses | extractant for separating cobalt from nickel, 
                              rare earth separation. |  
                            | Storage  | -- |  
                            | Packing  | 165kg, 20kg plastic drum 
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