| 28.29 | | Chlorates and perchlorates; bromates and perbromates; iodates and periodates |
| 28.29 | | Chlorates : |
| 28.30 | | Sulphides; polysulphides, whether or not chemically defined |
| 2833.24 | 000 | Of nickel |
| 2833.25 | 000 | Of copper |
| 2833.29 | 100 | 1 Of zinc |
| 2834.29 | | 1 Calcium nitrate and Barium nitrate |
| 2834.29 | 100 | - Calcium nitrate |
| 28.35 | | Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined |
| 2835.25 | 000 | Calcium hydrogenorthophosphate (“dicalcium phosphate”) |
| 2835.26 | 000 | Other phosphates of calcium |
| 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 |
| 28.37 | | Cyanides and cyanide oxides : |
| 2837.20 | 000 | Complex cyanides |
| 28.39 | | Silicates; commercial alkali metal silicates |
Harmonized Tariff Schedule of Japans inquiry: 0
