- Aluminium Oxide
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| HSN Code | HSN Description |
|---|---|
| 28181000 | Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide artificial corundum, whether or not chemically defined |
| 25051019 | Natural sands of all kinds, whether or not coloured, other than metal-bearing sands of chapter 26 - silica sands and quartz sands: silica sands: other |