| 2835.31 | 000 | Sodium triphosphate (sodium tripolyphosphate) |
| 28.36 | | Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate |
| 2836.20 | | Disodium carbonate |
| 2836.30 | 000 | Sodium hydrogencarbonate (sodium bicarbonate) |
| 2836.40 | 000 | Potassium carbonates |
| 2836.50 | 000 | Calcium carbonate |
| 2836.60 | 000 | Barium carbonate |
| 2836.91 | 000 | Lithium carbonates |
| 2836.92 | 000 | Strontium carbonate |
| 28.37 | | Cyanides, cyanide oxides and complex cyanides |
| 2837.11 | 000 | Of sodium |
| 2837.20 | 000 | Complex cyanides |
| 28.39 | | Silicates; commercial alkali metal silicates |
| 28.39 | | Of sodium : |
| 2839.11 | 000 | Sodium metasilicates |
| 2839.90 | 010 | - Of potassium |
| 28.40 | | Disodium tetraborate (refined borax) : |
| 28.41 | | Salts of oxometallic or peroxometallic acids |
| 2841.30 | 000 | Sodium dichromate |
| 2841.50 | | Other chromates and dichromates; peroxochromates |
| 2841.50 | 010 | - Chromates of zinc or of lead |
| 2841.50 | | Manganites, manganates and permanganates : |
| 2841.61 | 000 | Potassium permanganate |
Harmonized Tariff Schedule of Japans inquiry: 51412019l307764784
