| 2826.12.00 | 00 | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. - Fluorides: - Of aluminum | KGM | Free | CCCT, LDCT |
| 2826.19.00 | 00 | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. - Fluorides: - Other | KGM | Free | CCCT, LDCT |
| 2826.30.00 | 00 | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. - Sodium hexafluoroaluminate (synthetic cryolite) | KGM | Free | CCCT, LDCT |
| 2826.90.00 | 00 | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. - Other | KGM | Free | CCCT, LDCT |
| 28.26 | | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts. | | | |
| 2811.22.00 | 20 | Other inorganic acids and other inorganic oxygen compounds of non-metals. - Other inorganic oxygen compounds of non-metals: - Silicon dioxide - Silica gel | KGM | Free | CCCT, LDCT |
| 2811.22.00 | 10 | Other inorganic acids and other inorganic oxygen compounds of non-metals. - Other inorganic oxygen compounds of non-metals: - Silicon dioxide - Hydrated silica | KGM | Free | CCCT, LDCT |
| 28.39 | | Silicates; commercial alkali metal silicates. | | | |
| 2839.11.00 | 00 | Silicates; commercial alkali metal silicates. - Of sodium: - Sodium metasilicates | KGM | Free | CCCT, LDCT |
| 2839.19.00 | 00 | Silicates; commercial alkali metal silicates. - Of sodium: - Other | KGM | Free | CCCT, LDCT |
| 2839.90 | | Silicates; commercial alkali metal silicates. - Other | | | |
| 2839.90.10 | 00 | Silicates; commercial alkali metal silicates. - Other - Of potassium | KGM | Free | CCCT, LDCT |
| 2839.90.90 | 00 | Silicates; commercial alkali metal silicates. - Other - Other | KGM | Free | CCCT, LDCT |
| 28.42 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. | | | |
| 2842.10.00 | 00 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Double or complex silicates, including aluminosilicates whether or not chemically defined | KGM | Free | CCCT, LDCT |
| 2842.90.00 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 10 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Ammonium nickel sulphate | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 20 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Sodium selenite | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 30 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Ammonium zinc chloride | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 40 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Nickel sulphamate | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 50 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Sodium aluminum phosphate | KGM | Free | CCCT, LDCT |
| 2842.90.00 | 90 | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides. - Other - Other | KGM | Free | CCCT, LDCT |
| 4005.10.00 | | Compounded rubber, unvulcanized, in primary forms or in plates, sheets or strip. - Compounded with carbon black or silica | KGM | Free | CCCT, LDCT |
| 3815.19.00 | 10 | Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included. - Supported catalysts: - Other - Supported catalysts, consisting of two or more of cobalt, molybdenum or nickel oxides, on an aluminum oxide base or on an aluminum oxide base in a mixture with silica, for the desulphurization, denitrogenation or polyaromatic saturation of petroleum feedstocks, in hydrotreating service only | KGM | Free | CCCT, LDCT |
| 4005.10.00 | 90 | Compounded rubber, unvulcanized, in primary forms or in plates, sheets or strip. - Compounded with carbon black or silica - Other | KGM | Free | CCCT, LDCT |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
