MCQOPTIONS
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| 1. |
Which of the following solvents is used for the extraction of H3PO4 from CaCl2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching? |
| A. | Iso propyl alcohol |
| B. | Butyl alcohol |
| C. | Toluene |
| D. | Hexane |
| Answer» C. Toluene | |