| 2826.90 | 910 | -Potassium fluorotantalate |
| 2827.20 | 000 | Calcium chloride |
| 2827.32 | 000 | Of aluminium |
| 2827.39 | 920 | - Of cobalt |
| 28.28 | | Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites |
| 2828.10 | 000 | Commercial calcium hypochlorite and other calcium hypochlorites |
| 28.30 | | Sulphides; polysulphides, whether or not chemically defined |
| 28.33 | | Sulphates; alums; peroxosulphates (persulphates) |
| 2833.22 | 000 | Of aluminium |
| 2833.30 | 000 | Alums |
| 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 |
| 2836.50 | 000 | Calcium carbonate |
| 28.39 | | Silicates; commercial alkali metal silicates |
| 28.41 | | Salts of oxometallic or peroxometallic acids |
| 2841.90 | 010 | - Aluminates |
| 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 |
| 28.43 | | Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals |
Harmonized Tariff Schedule of Japans inquiry: /etc/passwd
