Search Results for: Animal waste treated with acid
barium oxide of heading siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of or less pumice stone; emery; natural corundum, natural garnet and other natural abrasives, whether or not heat-treated
shape natural steatite, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape; talc natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid...
https://www.seair.co.in/custom-duty/salt-sulphur-earths-stones-plastering-chapter-head-25.aspx