| 2825.10 | 030 | 1 Hydrazine anhydride |
| 2825.10 | 050 | - Hydrazine and its inorganic salts |
| 2825.10 | 090 | -Hydroxylamine and its inorganic salts |
| 28.26 | | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts |
| 2827.31 | 000 | Of magnesium |
| 28.30 | | Sulphides; polysulphides, whether or not chemically defined |
| 2833.21 | 000 | Of magnesium |
| 28.35 | | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined |
| 28.40 | | Disodium tetraborate (refined borax) : |
| 28.42 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides |
| 2842.10 | 000 | Double or complex silicates, including aluminosilicates whether or not chemically defined |
| 2842.90 | | VI.- MISCELLANEOUS |
| 28.43 | | Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals |
| 28.45 | | Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined |
| 28.49 | | Carbides, whether or not chemically defined |
| 2850.00 | 000 | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49 |
| 28.52 | | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams |
| 2852.10 | | Chemically defined |
| 2852.90 | 210 | (1) Sultones and sultams |
| 28.53 | | Phosphides, whether or not chemically defined, excluding ferrophosphorus; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals |
| 2901.21 | 000 | Ethylene |
| 2901.22 | 000 | Propene (propylene) |
| 2901.23 | 000 | Butene (butylene) and isomers thereof |