| 2849.20.00 | 00 | Carbides, whether or not chemically defined. - Of silicon | KGM | Free | CCCT, LDCT |
| 2849.90.00 | | Carbides, whether or not chemically defined. - Other | KGM | Free | CCCT, LDCT |
| 2849.90.00 | 10 | Carbides, whether or not chemically defined. - Other - Tungsten carbide | KGM | Free | CCCT, LDCT |
| 2850.00.00 | 10 | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49.
- Nitrides | KGM | Free | CCCT, LDCT |
| 2850.00.00 | 90 | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49.
- Other | KGM | Free | CCCT, LDCT |
| 28.52 | | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams. | | | |
| 2852.10.00 | 00 | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams. - Chemically defined | KGM | Free | CCCT, LDCT |
| 2852.90 | | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams. - Other | | | |
| 2852.90.10 | 00 | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams. - Other - Mercury albuminate;
Nucleoproteids of mercury | KGM | 6.5% | CCCT, LDCT |
| 2852.90.90 | 00 | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams. - Other - Other | KGM | Free | CCCT, LDCT |
| 2853.00.00 | 00 | Other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals. | KGM | Free | CCCT, LDCT |
| 2903.71.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Chlorodifluoromethane | KGM | Free | CCCT, LDCT |
| 2903.72.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Dichlorotrifluoroethanes | KGM | Free | CCCT, LDCT |
| 2903.73.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Dichlorofluoroethanes | KGM | Free | CCCT, LDCT |
| 2903.74.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Chlorodifluoroethanes | KGM | Free | CCCT, LDCT |
| 2903.75.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Dichloropentafluoropropanes | KGM | Free | CCCT, LDCT |
| 2903.76.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Bromochlorodifluoromethane, bromotrifluoromethane and dibromotetrafluoroethanes | KGM | Free | CCCT, LDCT |
| 2903.77.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Other, perhalogenated only with fluorine and chlorine | KGM | Free | CCCT, LDCT |
| 2903.78.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Other perhalogenated derivatives | KGM | Free | CCCT, LDCT |
| 2903.79.00 | 00 | Halogenated derivatives of hydrocarbons. - Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: - Other | KGM | Free | CCCT, LDCT |
| 29.04 | | Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. | | | |
| 2904.10.00 | 00 | Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. - Derivatives containing only sulpho groups, their salts and ethyl esters | KGM | Free | CCCT, LDCT |
| 2904.20.00 | 00 | Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. - Derivatives containing only nitro or only nitroso groups | KGM | Free | CCCT, LDCT |
| 2904.90.00 | 00 | Sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated. - Other | KGM | Free | CCCT, LDCT |
| 2905.49.00 | 10 | Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. - Other polyhydric alcohols: - Other - Esters of glycerol, formed with acids of heading 29.04 | KGM | Free | CCCT, LDCT |
Harmonized Tariff Schedule of the Canada inquiry: 7326.20.9000
