| 2529 |
FELDSPAR; LEUCITE; NEPHELINE AND NEPHELINE SYENITE; FLUORSPAR |
5.00%
|
| 252921 |
CONTAINING BY WEIGHT 97% OR LESS OF CALCIUM FLUORIDE |
5.00%
|
| 252922 |
CONTAINING BY WEIGHT MORE THAN 97% OF CALCIUM FLUORIDE |
5.00%
|
| 252930 |
LEUCITE, NEPHELINE AND NEPHELINE SYENITE |
5.00%
|