| 4005.10.00 | 10 | Compounded rubber, unvulcanized, in primary forms or in plates, sheets or strip. - Compounded with carbon black or silica - For use in the manufacture of tires | KGM | Free | CCCT, LDCT |
| 6806.90.00 | 10 | Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and articles of heat-insulating, sound-insulating or sound-absorbing mineral materials, other than those of heading 68.11 or 68.12 or of Chapter 69.
- Articles of alumino-silicate refractory fibres; Sheathing containing vegetable fibres | KGM | Free | CCCT, LDCT |
| 6902.20.00 | | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products | TNE | Free | CCCT, LDCT |
| 6902.20.00 | 11 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Containing by weight more than 50% of alumina: - Bricks | TNE | | |
| 6902.20.00 | 19 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Containing by weight more than 50% of alumina: - Other | TNE | | |
| 6902.20.00 | 21 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Containing by weight more than 50% but less than 80% silica: - Bricks | TNE | | |
| 6902.20.00 | 29 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Containing by weight more than 50% but less than 80% silica: - Other | TNE | | |
| 6902.20.00 | 91 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Other: - Bricks | TNE | | |
| 6902.20.00 | 99 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products
- Other: - Other | TNE | | |
| 6903.20.00 | 00 | Other refractory ceramic goods (for example, retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths and rods), other than those of siliceous fossil meals or of similar siliceous earths. - Containing by weight more than 50% of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2) | KGM | Free | CCCT, LDCT |
| 7002.31.00 | 00 | Glass in balls (other than microspheres of heading 70.18), rods or tubes, unworked.
- Tubes: - Of fused quartz or other fused silica | KGM | Free | CCCT, LDCT |
| 7017.10.00 | 00 | Laboratory, hygienic or pharmaceutical glassware, whether or not graduated or calibrated. - Of fused quartz or other fused silica | - | Free | CCCT, LDCT |
| 7019.40.10 | 00 | Glass fibres (including glass wool) and articles thereof (for example, yarn, woven fabrics). - Woven fabrics of rovings - Impregnated with a compounded and not completely cured epoxide resin, commonly known as "prepreg", meeting the IPC-4101 specification, for use in the manufacture of printed circuit boards;Glass tape, woven, electrically conductive, for use in the manufacture or refurbishing of electrical generators;Solely of glass fibres or filaments, resin impregnated, in rolls, whether or not backed with paper separators, for use in the manufacture of grinding wheels;Solely of high silica glass fibres, the fibres, exclusive of coating, containing 90% or more by weight of combined silicon, evaluated as silicon dioxide (SiO2) | KGM | Free | CCCT, LDCT |
| 7019.90.00 | 10 | Glass fibres (including glass wool) and articles thereof (for example, yarn, woven fabrics). - Other - Cordage and braided tubing, solely of high silica glass fibres, the fibres, exclusive of coating, containing 90% or more by weight of combined silicon, evaluated as silicon dioxide (SiO2); Discs of woven glass fibres or filaments, resin impregnated, whether or not backed with paper separators, for use in the manufacture of grinding wheels | - | Free | CCCT, LDCT |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
