| 25.19 | | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. | | | |
| 2519.10.00 | 00 | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. | KGM | Free | CCCT, LDCT |
| 2519.90.00 | | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. | KGM | Free | CCCT, LDCT |
| 2519.90.00 | 11 | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. - Magnesium oxide, not less than 94% pure: - Dead-burned (sintered) | KGM | | |
| 2519.90.00 | 13 | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. - Magnesium oxide, not less than 94% pure: - Caustic burned | KGM | | |
| 2519.90.00 | 19 | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. - Magnesium oxide, not less than 94% pure: - Other | KGM | | |
| 2519.90.00 | 90 | Natural magnesium carbonate (magnesite); fused magnesia; dead-burned (sintered) magnesia, whether or not containing small quantities of other oxides added before sintering; other magnesium oxide, whether or not pure. - Other: - Other | KGM | | |
| 25.20 | | Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders. | | | |
| 2520.10.00 | 00 | Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders. | KGM | Free | CCCT, LDCT |
| 2520.20.00 | 00 | Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulphate) whether or not coloured, with or without small quantities of accelerators or retarders. | TNE | Free | CCCT, LDCT |
| 2528.00.00 | 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. | KGM | Free | CCCT, LDCT |
| 2620.60.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing arsenic, mercury, thallium or their mixtures, of a kind used for the extraction of arsenic or those metals or for the manufacture of their chemical compounds | KGM | Free | CCCT, LDCT |
| 2620.91.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Other: - Containing antimony, beryllium, cadmium, chromium or their mixtures | KGM | Free | CCCT, LDCT |
| 2701.12.00 | 11 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Metallurgical coal: - High volatile | TNE | | |
| 2701.12.00 | 12 | Coal; briquettes, ovoids and similar solid fuels manufactured from coal. - Coal, whether or not pulverized, but not agglomerated: - Bituminous coal - Metallurgical coal: - Low volatile | TNE | | |
| 2704.00.00 | | Coke and semi-coke of coal, of lignite or of peat, whether or not agglomerated; retort carbon. | TNE | Free | CCCT, LDCT |
| 2704.00.00 | 19 | Coke and semi-coke of coal, of lignite or of peat, whether or not agglomerated; retort carbon. - Coke and semi-coke of coal: - Other | TNE | | |
| 2704.00.00 | 90 | Coke and semi-coke of coal, of lignite or of peat, whether or not agglomerated; retort carbon. - Other | TNE | | |
| 2704.00.00 | 11 | Coke and semi-coke of coal, of lignite or of peat, whether or not agglomerated; retort carbon. - Coke and semi-coke of coal: - Commercially suitable for use as fuel | TNE | | |
| 2707.50.00 | | Oils and other products of the distillation of high temperature coal tar; similar products in which the weight of the aromatic constituents exceeds that of the non-aromatic constituents. - Other aromatic hydrocarbon mixtures of which 65% or more by volume (including losses) distils at 250° C by the ASTM D 86 method | LTR | Free | CCCT, LDCT |
| 2707.50.00 | 10 | Oils and other products of the distillation of high temperature coal tar; similar products in which the weight of the aromatic constituents exceeds that of the non-aromatic constituents. - Other aromatic hydrocarbon mixtures of which 65% or more by volume (including losses) distils at 250° C by the ASTM D 86 method - Petroleum solvents | LTR | | |
| 2707.50.00 | 90 | Oils and other products of the distillation of high temperature coal tar; similar products in which the weight of the aromatic constituents exceeds that of the non-aromatic constituents. - Other aromatic hydrocarbon mixtures of which 65% or more by volume (including losses) distils at 250° C by the ASTM D 86 method - Other | LTR | | |
| 2707.99.00 | 10 | Oils and other products of the distillation of high temperature coal tar; similar products in which the weight of the aromatic constituents exceeds that of the non-aromatic constituents. - Other: - Other - Carbon black feedstock | KGM | | |
| 2833.21.10 | 00 | Sulphates; alums; peroxosulphates (persulphates). - Other sulphates: - Of magnesium - Technical grade | KGM | Free | CCCT, LDCT |
| 2711.19 | | Petroleum gases and other gaseous hydrocarbons. - Liquefied: - Other | | | |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
