| 2603.00.00 | 30 | Copper ores and concentrates. - Zinc content | KGM | | |
| 2607.00.00 | 30 | Lead ores and concentrates. - Zinc content | KGM | | |
| 2608.00.00 | 81 | Zinc ores and concentrates. - Precious metal content: - Silver content | GRM | | |
| 2616.10.00 | 30 | Precious metal ores and concentrates. - Silver ores and concentrates - Zinc content | KGM | | |
| 2825.20.00 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Lithium oxide and hydroxide | KGM | Free | CCCT, LDCT |
| 2825.50.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Copper oxides and hydroxides | KGM | Free | CCCT, LDCT |
| 28.25 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. | | | |
| 2825.30.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Vanadium oxides and hydroxides | KGM | Free | CCCT, LDCT |
| 2825.40.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Nickel oxides and hydroxides | KGM | Free | CCCT, LDCT |
| 2825.80.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Antimony oxides | KGM | Free | CCCT, LDCT |
| 2825.90.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Other | KGM | Free | CCCT, LDCT |
| 2620.19.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing mainly zinc: - Other | KGM | Free | CCCT, LDCT |
| 2608.00.00 | | Zinc ores and concentrates. | KGM | Free | CCCT, LDCT |
| 2608.00.00 | 10 | Zinc ores and concentrates. - Copper content | KGM | | |
| 2608.00.00 | 20 | Zinc ores and concentrates. - Lead content | KGM | | |
| 2608.00.00 | 30 | Zinc ores and concentrates. - Zinc content | KGM | | |
| 2608.00.00 | 82 | Zinc ores and concentrates. - Precious metal content: - Gold content | GRM | | |
| 2608.00.00 | 90 | Zinc ores and concentrates. - Other | KGM | | |
| 2620.11.00 | 00 | Slag, ash and residues (other than from the manufacture of iron or steel) containing metals, arsenic or their compounds. - Containing mainly zinc: - Hard zinc spelter | KGM | Free | CCCT, LDCT |
| 2817.00.00 | | Zinc oxide; zinc peroxide. | KGM | Free | CCCT, LDCT |
| 2817.00.00 | 20 | Zinc oxide; zinc peroxide. - Other zinc oxide | KGM | Free | CCCT, LDCT |
| 2817.00.00 | 30 | Zinc oxide; zinc peroxide. - Zinc peroxide | KGM | Free | CCCT, LDCT |
| 2817.00.00 | 10 | Zinc oxide; zinc peroxide. - Zinc oxide, having a zinc content not exceeding 75%, expressed as the metal, for use in the manufacture of animal or poultry feeds | KGM | Free | CCCT, LDCT |
| 2825.10.00 | 00 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Hydrazine and hydroxylamine and their inorganic salts | KGM | Free | CCCT, LDCT |
| 2825.20.00 | 10 | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. - Lithium oxide and hydroxide - Lithium oxide | KGM | Free | CCCT, LDCT |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
