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Fertiliser Technology

Fertiliser Technology
Maximum nitrogen percentage is in

Ammonium sulphate
Liquid ammonia
Urea
Calcium ammonium nitrate

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Fertiliser Technology
Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration.

52-54
> 98
25-28
75-80

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Fertiliser Technology
Prilling tower is found in the flowsheet for the manufacture of

Urea
Ammonia
Superphosphate
Triple superphosphate

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Fertiliser Technology
Naphtha in a fertiliser plant is used as a source of

O₂
Fuel
N₂
H₂

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Fertiliser Technology
Commercial fertilisers are available mostly in the form of

Powder
Flakes
Grannules
Lumps

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Fertiliser Technology
The main constituent of rock phosphate is

Fluorspar
Di-calcium phosphate
None of these
Mono-calcium phosphate

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