Sub Headings of 2530
| 2530.10.00.00 | Vermiculite, perlite and chlorites,unexpanded |
| 2530.20.10.00 | Kieserite |
| 2530.20.20.00 | Epsom salts |
| 2530.90.10.00 | Natural cryolite; natural chiolite |
| 2530.90.20.00 | Natural micaceous iron oxides |
| 2530.90.80. | Other |
| 2530.10.00.00 | Vermiculite, perlite and chlorites,unexpanded |
| 2530.20.10.00 | Kieserite |
| 2530.20.20.00 | Epsom salts |
| 2530.90.10.00 | Natural cryolite; natural chiolite |
| 2530.90.20.00 | Natural micaceous iron oxides |
| 2530.90.80. | Other |