Harmonized System
Section V > Chapter 25 > Heading 2526
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.
Section V > Chapter 25 > Heading 2526 > 2526.10
Not crushed, not powdered
Section V > Chapter 25 > Heading 2526 > 2526.20
Crushed or powdered
Section V > Chapter 25 > Heading 2527
[deleted]
Section V > Chapter 25 > Heading 2528
Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85 % of H3BO3 calculated on the dry weight.
Section V > Chapter 25 > Heading 2528 > 2528.00
Natural borates and concentrates thereof (whether or not calcined), but not including borates separated from natural brine; natural boric acid containing not more than 85 % of H3BO3 calculated on the dry weight
Section V > Chapter 25 > Heading 2529
Feldspar; leucite, nepheline and nepheline syenite; fluorspar.
Section V > Chapter 25 > Heading 2529 > 2529.2 > 2529.21
Containing by weight 97 % or less of calcium fluoride