reg 2 NOTES TO PART A
Ammonium Nitrate This applies to simple ammonium nitrate based fertilisers which conform with the requirements of the Fertilisers Regulations 1991 and to composite fertilisers in which the nitrogen content as a result of the ammonium nitrate is more than 28 per cent. in weight (a composite fertiliser contains ammonium nitrate with phosphate or potash, or phosphate and potash).