

Fertiliser Technology - Engineering
Q1: A nitrogenous fertiliser contains 20% N2. It could beA ammonium nitrate.
B calcium ammonium nitrate (CAN).
C urea.
D ammonium chloride.
ANS:B - calcium ammonium nitrate (CAN). Calcium ammonium nitrate (CAN) is a type of nitrogenous fertilizer that contains nitrogen in the form of ammonium nitrate with the addition of calcium carbonate or limestone. It typically has a nitrogen content ranging from 20% to 28% by weight. Here are some key points about calcium ammonium nitrate (CAN):
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