Sub Headings of 2518
| 2518.10.00.00 | Dolomite, not calcined or sintered |
| 2518.20.00.00 | Calcined or sintered dolomite |
| 2518.30.00.00 | Dolomite ramming mix |
| 2518.10.00.00 | Dolomite, not calcined or sintered |
| 2518.20.00.00 | Calcined or sintered dolomite |
| 2518.30.00.00 | Dolomite ramming mix |