| 26 | | | HS Code for Ore, slim and gray |
| | 26201900 | Other major zinc slag, ore ash and residues |
| 27 | | | HS Code for Mineral fuels, mineral oils and products of their distillation; betuminous substances; mineral waxes |
| 2701 | | HS Code for Coal; briquettes ovoids and similar solid fuels manufactured from coal |
| | 27011100 | No molding anthracite, whether or not pulverized |
| 2703 | | HS Code for Peat (including peat litter) whether or not agglomerated |
| | 27030000 | Peat (including peat fertilizers), whether or not forming |
| 2707 | | HS Code for Oils and other products of the distillation of high temperature coal tar similar products in which the weight of the aromatic constituents exceeds that of the non- aromatic constituents |
| | 27071000 | Benzol |
| 2712 | | HS Code for Petroleum jelly paraffin wax microcystalline petroleum wax slack wax ozokerite lignite wax peta wax other mineral waxes and similar products obtained by synthesis or by
other processes whether or not coloured |
| | 27121000 | Vaseline |
| | 27122000 | Paraffin wax, whether or not colored |
| | 27129010 | Microcrystalline wax |
| | 27129090 | Other mineral waxes, whether or not colored |
| 28 | | | HS Code for Inorganic chemicals; inorganic or organic compounds of precious metals, radioactive elements, rare land metals or isotope metals |
| 2817 | | HS Code for Zinc oxide; zinc peroxide |
| | 28170010 | Zinc oxide |
| | 28170090 | Zinc peroxide |
| 2825 | | HS Code for Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides hydroxides and peroxides |
| | 28251010 | Hydrazine hydrate |
| | 28251020 | Hydroxylamine sulfate |
| | 28251090 | Other hydrazine, hydroxylamine and their inorganic salts |
| | 28252010 | Lithium hydroxide |
| | 28252090 | Lithium oxide |
| | 28253010 | Vanadium pentoxide |
| | 28253090 | Other vanadium oxides and hydroxides |
| | 28254000 | Nickel oxides and hydroxides |
| | 28255000 | Copper oxides and hydroxides |
| | 28256000 | Germanium oxides and zirconium dioxide |
| | 28257000 | Molybdenum oxides and hydroxides |
| | 28258000 | Antimony oxide |
| | 28259011 | Tungstate |