31 Fertilisers

3101 Animal or vegetable fertilisers, whether or not mixed together or chemically treated, fertilisers produced by the mixing or chemical treatment of animal or vegetable products (excl. those in pellet or similar forms, or in packages with a gross weight of <= 10 kg) 3102 Mineral or chemical nitrogenous fertilisers (excl. those in tablets or similar forms, or in packages with a gross weight of <= 10 kg) 3103 Mineral or chemical phosphatic fertilisers (excl. those in tablets or similar forms, or in packages with a gross weight of <= 10 kg) 3104 Mineral or chemical potassic fertilisers (excl. those in tablets or similar forms, or in packages with a gross weight of <= 10 kg) 3105 Mineral or chemical fertilisers containing two or three of the fertilising elements nitrogen, phosphorus and potassium, other fertilisers (excl. pure animal or vegetable fertilisers or mineral or chemical nitrogenous, phosphatic or potassic fertilisers), animal, vegetable, mineral or chemical fertilisers in tablets or similar forms or in packages of a gross weight of <= 10 kg Chapter 31: Fertilisers