| 2827.39 | 920 | - Of cobalt | 
| 2827.41 | 000 | Of copper | 
| 2827.51 | 000 | Bromides of sodium or of potassium | 
| 2829.11 | 000 | Of sodium | 
| 2831.10 | 000 | Of sodium | 
| 2833.21 | 000 | Of magnesium | 
| 2833.22 | 000 | Of aluminium | 
| 2833.24 | 000 | Of nickel | 
| 2833.25 | 000 | Of copper | 
| 2833.27 | 000 | Of barium | 
| 2833.29 | 100 | 1 Of zinc | 
| 2834.21 | 000 | Of potassium | 
| 2835.22 | 000 | Of mono- or disodium | 
| 2835.24 | 000 | Of potassium | 
| 2835.26 | 000 | Other phosphates of calcium | 
| 2835.29 | 010 | - Of trisodium | 
| 2837.11 | 000 | Of sodium | 
| 28.39 |  | Of sodium : | 
| 2839.90 | 010 | - Of potassium | 
| 28.41 |  | Salts of oxometallic or peroxometallic acids | 
| 2841.50 | 010 | - Chromates of zinc or of lead | 
| 28.42 |  | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides | 
| 28.43 |  | Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals |