| 2834.29 | | Other |
| 2834.29 | 300 | 2 Other |
| 28.35 | | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined |
| 2835.10 | 000 | Phosphinates (hypophosphites) and phosphonates (phosphites) |
| 2835.10 | | Phosphates : |
| 2835.22 | 000 | Of mono- or disodium |
| 2835.24 | 000 | Of potassium |
| 2835.25 | 000 | Calcium hydrogenorthophosphate (“dicalcium phosphate”) |
| 2835.26 | 000 | Other phosphates of calcium |
| 2835.29 | | Other |
| 2835.29 | 010 | - Of trisodium |
| 2835.29 | 090 | - Other |
| 2835.29 | | Polyphosphates : |
| 2835.31 | 000 | Sodium triphosphate (sodium tripolyphosphate) |
| 2835.39 | 000 | Other |
| 28.36 | | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate |
| 2836.20 | | Disodium carbonate |
| 2836.20 | 100 | 1 Soda ash |
| 2836.20 | 200 | 2 Other |
| 2836.30 | 000 | Sodium hydrogencarbonate (sodium bicarbonate) |
| 2836.40 | 000 | Potassium carbonates |
| 2836.50 | 000 | Calcium carbonate |
| 2836.60 | 000 | Barium carbonate |