| 2836.20 | 100 | 1 Soda ash |
| 2836.20 | 200 | 2 Other |
| 2836.30 | 000 | Sodium hydrogencarbonate (sodium bicarbonate) |
| 2836.60 | | Other |
| 2836.91 | 000 | Lithium carbonates |
| 2836.99 | 000 | Other |
| 2837.19 | 000 | Other |
| 2839.19 | 000 | Other |
| 2839.90 | | Other |
| 2839.90 | 090 | - Other |
| 2840.11 | 000 | Anhydrous |
| 2840.19 | 000 | Other |
| 2840.20 | 000 | Other borates |
| 2841.30 | 000 | Sodium dichromate |
| 2841.50 | | Other chromates and dichromates; peroxochromates |
| 2841.50 | 010 | - Chromates of zinc or of lead |
| 2841.50 | 090 | - Other |
| 2841.69 | 000 | Other |
| 2841.90 | | Other |
| 2841.90 | 090 | - Other |
| 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 | | Other |