| 524.95 | Aluminium lithium hydride | |
| 598.99 | Aluminium naphthenate | |
| 524.95 | Aluminium nitride | |
| 523.63 | Aluminium orthophosphate, artificial | |
| 278.99 | Aluminium orthophosphate, natural | |
| 285.2 | Aluminium oxide, pure, not hydrated or fused | |
| 513.76 | Aluminium palmitate | |
| 523.84 | Aluminium peroxoborate | |
| 523.63 | Aluminium phosphate (excl. natural aluminium phosphate) | |
| 278.99 | Aluminium phosphate-lithium fluoride (amblygonite) | |
| 523.89 | Aluminium potassium bis(selenate) | |
| 523.49 | Aluminium potassium sulphate | |
| 882.1 | Aluminium put up as photographic flashlight material | |
| 598.14 | Aluminium resinate | |
| 523.89 | Aluminium selenate | |
| 523.83 | Aluminium silicate | |
| 523.49 | Aluminium sodium sulphate | |
| 523.89 | Aluminium sodium tetrachloride | |
| 524.31 | Aluminium stannate | |
| 513.76 | Aluminium stearate | |
| 523.49 | Aluminium sulphate (incl. basic) | |
| 532.21 | Aluminium tannate | |
| 523.82 | Aluminium thiocyanate | |
| 523.44 | Aluminium thiosulphate | |
| 689.99 | Aluminium-aluminium oxide cermets | |
| 523.89 | Aluminosilicates, metal (excl. ion exchangers) | |
| 523.49 | Alums | |
| 278.99 | Alumstone | |
| 278.99 | Alunite | |
| 524.99 | Amalgams (excl. amalgams containing precious metals) | |
| 541.99 | Amalgams, dental | |
| 524.99 | Amalgams, of alkali metals | |
| 524.99 | Amalgams, of alkaline earth metals | |
| 524.32 | Amalgams, of precious metal (incl. those containing both precious metal and base metal) | |
| 667.31 | Amazon stone, unworked or simply sawn or roughly shaped, whether or not graded, not strung, mounted or set | |
| 667.39 | Amazon stone, worked other than simply sawn or roughly shaped, whether or not graded, not strung, mounted or set | |
| 667.31 | Amazonite, unworked or simply sawn or roughly shaped, whether or not graded, not strung, mounted or set | |
| 667.39 | Amazonite, worked other than simply sawn or roughly shaped, whether or not graded, not strung, mounted or set | |
| 899.19 | Amber (natural or agglomerated), worked | |
| 278.99 | Amber, agglomerated, in plates, rods, sticks or similar forms, not worked after moulding | |