1. -
This Chapter does not cover :
(a) Animal
blood of heading 05.11;
(b) Separate
chemically defined compounds (other than those answering to the
descriptions in Note 2 (a), 3 (a), 4 (a) or 5 below); or
(c) Cultured
potassium chloride crystals (other than optical elements) weighing not
less than 2.5 g each, of heading 38.24; optical elements of potassium
chloride (heading 90.01).
2. -
Heading 31.02 applies only to the following goods, provided that they
are not put up in the forms or packages described in heading 31.05 :
(a) Goods
which answer to one or other of the descriptions given below :
(i)
Sodium nitrate, whether or not pure;
(ii)
Ammonium nitrate, whether or not pure;
(iii)
Double salts, whether or not pure, of ammonium sulphate and ammonium
nitrate;
(iv)
Ammonium sulphate, whether or not pure;
(v)
Double salts (whether or not pure) or mixtures of calcium nitrate and
ammonium nitrate;
(vi)
Double salts (whether or not pure) or mixtures of calcium nitrate and
magnesium nitrate;
(vii)
Calcium cyanamide, whether or not pure or treated with oil;
(viii)
Urea, whether or not pure.
(b) Fertilisers
consisting of any of the goods described in (a) above mixed together.
(c) Fertilisers
consisting of ammonium chloride or of any of the goods described in (a)
or (b) above mixed with chalk, gypsum or other inorganic non-fertilising
substances.
(d) Liquid
fertilisers consisting of the goods of subparagraph (a) (ii) or (viii)
above, or of mixtures of those goods, in an aqueous or ammoniacal
solution.
3. -
Heading 31.03 applies only to the following goods, provided that they
are not put up in the forms or packages described in heading 31.05 :
(a) Goods
which answer to one or other of the descriptions given below :
(i)
Basic slag;
(ii)
Natural phosphates of heading 25.10, calcined or further heat-treated
than for the removal of impurities;
(iii)
Superphosphates (single, double or triple);
(iv)
Calcium hydrogenorthophosphate containing not less than 0.2 % by weight
of fluorine calculated on the dry anhydrous product.
(b) Fertilisers
consisting of any of the goods described in (a) above mixed together,
but with no account being taken of the fluorine content limit.
(c) Fertilisers
consisting of any of the goods described in (a) or (b) above, but with
no account being taken of the fluorine content limit, mixed with chalk,
gypsum or other inorganic non-fertilising substances.
4. -
Heading 31.04 applies only to the following goods, provided that they
are not put up in the forms or packages described in heading 31.05 :
(a) Goods
which answer to one or other of the descriptions given below :
(i)
Crude natural potassium salts (for example, carnallite, kainite and
sylvite);
(ii)
Potassium chloride, whether or not pure, except as provided in Note 1
(c) above;
(iii)
Potassium sulphate, whether or not pure;
(iv)
Magnesium potassium sulphate, whether or not pure.
(b) Fertilisers
consisting of any of the goods described in (a) above mixed together.
5. -
Ammonium dihydrogenorthophosphate (monoammonium phosphate) and
diammonium hydrogenorthophosphate (diammonium phosphate), whether or not
pure, and intermixtures thereof, are to be classified in heading 31.05.
6.
- For the purposes of heading 31.05, the term “other fertilisers” applies
only to products of a kind used as fertilisers and containing, as an
essential constituent, at least one of the fertilising elements
nitrogen, phosphorus or potassium.