| 2207.10 | 191 | ?1? Certified in accordance with the provisions of a Cabinet Order as being produced from biomass (organic matters obtained from plants or animals, excluding crude oil, petroleum gas, natural gas, coal and the products made therefrom) and intend for use in manufacturing ethyl-tertiary-butyl ether |
| 2805.40 | | II.- INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS |
| 28.11 | | Other inorganic acids and other inorganic oxygen compounds of non-metals |
| 28.11 | | Other inorganic acids |
| 2811.19 | | Other inorganic oxygen compounds of non-metals : |
| 2813.90 | | IV.- INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS |
| 28.25 | | Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides |
| 2825.10 | | Hydrazine and hydroxylamine and their inorganic salts |
| 2825.10 | 050 | - Hydrazine and its inorganic salts |
| 2825.10 | 090 | -Hydroxylamine and its inorganic salts |
| 2825.90 | | V.- SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS |
| 28.42 | | Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides |
| 28.43 | | Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals |
| 28.45 | | Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined |
| 28.46 | | Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals |
| 28.52 | | Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams |
| 2852.10 | | 2 Inorganic compounds and articles thereof: |
| 2852.10 | | 3 Organic compounds and articles thereof: |
| 2852.90 | | 1 Inorganic compounds and articles thereof: |
| 2852.90 | | 2 Organic compounds and articles thereof: |
| 28.53 | | Phosphides, whether or not chemically defined, excluding ferrophosphorus; 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 |
| 2909.19 | 010 | - Ethyl-tertiary-butyl ether certified in accordance with the provisions of a Cabinet Order as being produced from ethyl alcohol (ethanol) which is derived from biomass (organic matters obtained from plants or animals, excluding crude oil, petroleum gas, natural gas, coal and the products made therefrom) |
| 2918.99 | | VIII.- ESTERS OF INORGANIC ACIDS OF NON-METALS AND THEIR SALTS, AND THEIR HALOGENATED, SULPHONATED, NITRATED OR NITROSATED DERIVATIVES |
