Sub-Chapter | 2005 | 2006 | 2007 |
Hydrogen, rare gases and other non-metals. | $29,956 | $47,438 | $5,309 |
Alkali or alkaline-earth metals; | $5 | | |
Hydrogen chloride (hydrochloric acid); | | | $36 |
Sulphuric acid; oleum. | $368 | $50 | $115 |
Other inorganic acids and oxygen compounds | $62 | $4 | $121 |
Halides and halide oxides of non-metals. | | $30 | |
Ammonia, anhydrous or in aqueous solution. | | $34 | |
Sodium hydroxide (caustic soda); | $13 | $42 | $38 |
Chlorides, chloride oxides and chloride hydroxides | $531 | $69 | |
Carbonates; peroxocarbonates (percarbonates) | | $124 | |
Other salts of inorganic acids or peroxoacids | | $12 | |
Hydrogen peroxide, whether or not solidified with urea | | $6 | |
Other inorganic compounds | $293 | $289 | $302 |
Total | $31,228 | $48,098 | $5,921 |