Chapter notes
CHAPTER 25
SALT; SULPHUR; EARTHS AND STONE; PLASTERING
MATERIALS, LIME AND CEMENT
1. Except where their context or Note 4 to this
Chapter otherwise requires, the headings of this
Chapter cover only products which are in the crude
state or which have been washed (even with chemical
substances eliminating the impurities without
changing the structure of the product), crushed,
ground, powdered, levigated, sifted, screened,
concentrated by flotation, magnetic separation or
other mechanical or physical processes (except
crystallisation), but not products which have been
roasted, calcined, obtained by mixing or subjected
to processing beyond that mentioned in each heading.
The products of this Chapter may contain an added
anti-dusting agent, provided that such addition does
not render the product particularly suitable for
specific use rather than for general use.
2. This Chapter does not cover:
(a) Sublimed sulphur, precipitated sulphur or
colloidal sulphur (heading 2802.00.00);
(b) Earth colours containing 70% or more by weight
of combined iron evaluated as Fe2O3 (heading
28.21);
(c) Medicaments or other products of Chapter 30;
(d) Perfumery, cosmetic or toilet preparations
(Chapter 33);
(e) Setts, curbstones or flagstones (heading
6801.00.00); mosaic cubes or the like (heading
68.02); roofing, facing or damp course slates
(heading 6803.00);
(f) Precious or semi precious stones (heading 71.02
or 71.03);
(g) Cultured crystals (other than optical elements)
weighing not less than 2.5 g each, of sodium
chloride or of magnesium oxide, of heading
38.24; optical elements of sodium chloride or
of magnesium oxide (heading 90.01);
(h) Billiard chalks (heading 95.04); or
(ij) Writing or drawing chalks or tailors' chalks
(heading 96.09).
3. Any products classifiable in heading 25.17 and any
other heading of the Chapter are to be classified
in heading 25.17.
4. Heading 25.30 applies, inter alia, to: vermiculite,
perlite and chlorites, unexpanded; earth colours,
whether or not calcined or mixed together; natural
micaceous iron oxides; meerschaum (whether or not
in polished pieces); amber; agglomerated
meerschaum and agglomerated amber, in plates,
rods, sticks or similar forms, not worked after
moulding; jet; strontianite (whether or not
calcined), other than strontium oxide; broken
pieces of pottery, brick or concrete.