1.

_ Which of the following solvents is used for the extraction of H‚ÇÉPO‚ÇÑ from CaCl‚ÇÇ 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


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