| HS CODES CHAPTER | |
| Chapter | Chapter Description |
| Chapter-28 | Inorganic Chemicals; Organic or Inorganic Compounds of Precious Metals, of Rare-earth Metals, of Radioactive Elements of Isotopes |
| HS CODES HEADING | |
| Hs Code Heading | Heading Description |
| 2833 | SULPHATES; ALUMS; PEROXOSULPHATES (PERSULPHA-TES) |
| HS CODE PRODUCTS | |
| HS CodeS | Products Description |
| 28331100 | Disodium sulphate |
| 283319 | Other: |
| 28331910 | Sodium hydrogen sulphate (acid sulphate) |
| 28331920 | Sodium pyrosulphate |
| 28331990 | Other |
| 28332100 | Of magnesium |
| 283322 | Of aluminium: |
| 28332210 | Aluminium sulphate (iron free) |
| 28332290 | Other |
| 28332400 | Of nickel |
| 28332500 | Of copper |
| 28332700 | Of barium |
| 283329 | Other: |
| 28332910 | Ferrous sulphate |
| 28332930 | Quinidine sulphate |
| 28332940 | Manganese sulphate |
| 28332950 | Strontium sulphate |
| 28332990 | Other |
| 283330 | Alums: |
| 28333010 | Ammonium alum |
| 28333020 | Ferric ammonium alum |
| 28333030 | Potash alum |
| 28333090 | Other |
| 28334000 | Peroxosulphates (persulphates) |