Schedule 1
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Urea-ammonium sulphate Product obtained chemically from urea and ammonium sulphate containing not less than 30% nitrogen (N). Amount of:Total nitrogen: 0.5 Minimum ammoniacal nitrogen content: 4% Ammoniacal nitrogen; Ureic nitrogen; As set out in paragraph 7(a) Minimum sulphur content expressed as sulphur trioxide: 12% Maximum biuret content: 0.9% Water-soluble sulphur trioxide; 0.9 ”