2529.10.00 | - Feldspar | |
2529.21.00 | -- Containing by weight 97% or less of calcium fluoride | |
2529.22.00 | -- Containing by weight more than 97% of calcium fluoride | |
2529.30.00 | - Leucite;nepheline and nepheline syenite |
2529.10.00 | - Feldspar | |
2529.21.00 | -- Containing by weight 97% or less of calcium fluoride | |
2529.22.00 | -- Containing by weight more than 97% of calcium fluoride | |
2529.30.00 | - Leucite;nepheline and nepheline syenite |