Fertiliser Technology

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: Option B.

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