| 28419000 | Aluminates, metallic, excluding natural aluminates, Aluminium sodium oxide, Aluminium stannate, Aluminium zincate, Ammonium perrhenate, Ammonium vanadates, Antimonates, Antimonates, metallic, Barium aluminate, Barium ferrite, Barium plumbates, Barium stan |
| 28421000 | silicates Double or complex |
| 28429000 | Arsenites, sodium, Copper thiocyanates, Sodium arsenite, Sodium dioxoarsenate, Sodium meta-arsenite |
| 28431000 | Gold colloidal, Platinum, colloidal, Silver colloidal |
| 28432100 | Silver nitrate |
| 28432900 | Argentous cyanide, Silver acetate, Silver azide, Silver chloride, Silver citrate, Silver cyanide, Silver dichromate, Silver fulminate, Silver lactate, Silver oxalate, Silver oxide, Silver permanganate, Silver phosphate, Silver sulphate, Silver sulphite |
| 28433000 | Auranofin, Auric anhydride, Auric chloride, Auric oxide, Aurothioglycanide, Aurous chloride, Aurous oxide, Digold trioxide, Gold chloride, Gold cyanide, Gold nitrates, Gold oxide, Gold potassium cyanide, Gold sulphide, Gold(III) oxide, Mescaline aurichlor |
| 28439000 | Acid, chloroplatinic, Amalgams of precious metals, Carboplatin, Cisplatin, Dexormaplatin, Enloplatin, Eptaplatin (INN), Gold amalgams, Iproplatin, Iridium chloride, Iridium dioxide, Mescaline platinichloride, Miriplatin (INN), Nedaplatin, Norcodeine plati |
| 28441000 | uranium (Natural) and its compounds |
| 28442000 | Alloys, uranium or plutonium, Dispersi7'nf] jfx|l;Ëf of uranium oxide, Plutonium and its compounds |