| 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 |
| 2831 | DITHIONITES AND SULPHOXYLATES |
| HS CODE PRODUCTS | |
| HS CodeS | Products Description |
| 283110 | Of sodium: |
| 28311010 | Sodium dithionites (sodium hydrosulphite) |
| 28311020 | Sodium sulphoxylates (including sodium formaldehyde sulphoxylate) |
| 283190 | Other: |
| 28319010 | Dithionites |
| 28319020 | Sulphoxylates |