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Fertiliser Technology

Fertiliser Technology
Monte catini process is used for the manufacture of

Nitric acid
Urea
Calcium ammonium nitrate (CAN)
Phosphoric acid

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Fertiliser Technology
Reaction of orthophosphoric acid with phosphate rock produces

Monoammonium phosphate
Superphosphate
Metaphosphoric acid
Triple superphosphate

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Fertiliser Technology
Triple superphosphate is chemically represented as

Ca(PO₃)₂
Ca(H₂PO₄)₂
CaF₂.3Ca₃(PO₄)₂
3Ca₃(PO₄)₂

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Fertiliser Technology
In the manufacture of H₃ PO₄ (ortho), ; strong H₂ SO₄ leaching wet process as compared to electric furnace process

Uses lower grade phosphate rock
Requires lower capital investment in the plant
Produces lower purity acid
Is very costly

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Fertiliser Technology
pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant.

44020
44084
44178
43926

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Fertiliser Technology
Base suspension fertiliser essentially contains

13% N₂ and 43% P₂O₅
43% N₂ and 13% K₂O
43% K₂O and 43% P₂O₅
43% N₂ and 13% P₂O₅

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