28740 - Phosphatic fertilizers (Miscellaneous)
28741 - Phosphoric acid
2874181 - - Phosphoric acid: Thermal (100% P 20 5)
2874185 - - Phosphoric acid: Wet (100% P 20 5)
2874186 - - Phosphoric acid: By use: Fertilizer
2874187 - - Phosphoric acid: By use: Feed & Other
2874188 - - Phosphoric acid: By grade: Ortho (<65% P 20 5)
2874189 - - Phosphoric acid: By grade: Super (=>65% P 20 5)
28742 - Superphosphate & other Phosphatic fertilizer materials
2874210 - - Superphosphate & other Phosphatic fertilizer materials
2874215 - - Normal & Enriched superphosphates (100% P 20 5)
2874241 - - Concentrated superphosphates (Triple - >40% P 20 5)
2874251 - - Monoammonium phosphates, Solid grade & similar Grades (100% P 20 5)
2874252 - - Diammonium phosphates, Solid grade (100% P 20 5)
2874255 - - Ammonium phosphates (100% P 20 5)
2874261 - - Phosphatic fertilizer materials (100% P 20 5 - General)
2874271 - - Defluorinated phosphate rock & other Feed grade phosphates
2874299 - - Superphosphate & other Phosphatic fertilizer materials (Miscellaneous)
28744 - Mixed fertilizers
2874410 - - Mixed fertilizers, shipped in packages, Tablets & similar Forms of a gross weight <= 10 kg (22 lb) OEM
2874411 - - Mixed fertilizers: Solid, Bulk
2874420 - - Mixed fertilizers, Dry, containing nitrogen, Phosphorus & Potassium (N, P, K.) in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874421 - - Mixed fertilizers: Solid, Bagged
2874430 - - Mixed fertilizers, Fluid, containing nitrogen, Phosphorus & Potasium (N.p.k.) shipped in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874431 - - Mixed fertilizers: Fluid
2874440 - - Mixed fertilizers, Dry, containing both Nitrogen & Phosphorus, shipped in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874450 - - Mixed fertilizers, Liquid, containing both Nitrogen & Phosphorus (N.p.) shipped in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874460 - - Mixed fertilizers, Dry, containing both Phosphorus & Potassium (P.k.) & all other combinations, shipped in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874470 - - Mixed fertilizers, Fluid, containing both Phosphorus & Potassium (P.k.) & all other combinations, shipped in bulk or in packages of a gross weight of 10 kg (22 lb) or more, OEM
2874499 - - Mixed fertilizers (Miscellaneous)
2874XX0 - - Phosphatic fertilizers (Miscellaneous - Volume)
2874XX2 - - Phosphatic fertilizers (Miscellaneous - Speciality)