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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Fluorine, chlorine, bromine and iodine. | $305 | $48,510 | $17,146 | $5,000 | $7,515 | $20,058 | |
| Sulphur, sublimed or precipitated | $595 | $424 | $540 | $85 | $219 | $16 | $428 |
| Carbon | | | $250 | $2 | $51,816 | $1 | |
| Hydrogen, rare gases and other non-metals. | $9,746 | $2,819 | $5,221 | $14,590 | $38,447 | $45,499 | $45,698 |
| Alkali or alkaline-earth metals; | | | | $125 | | | |
| Hydrogen chloride (hydrochloric acid); | $7 | $14 | $1,461 | | | | |
| Oxides of boron; boric acids. | $519 | $148 | $566 | $203 | $1,140 | $137 | $3,012 |
| Other inorganic acids and oxygen compounds | $4,883 | $80 | $2,757 | $230 | $234 | $228 | $774 |
| Ammonia, anhydrous or in aqueous solution. | $8,678 | $4,443 | $7,000 | $694 | $424 | $477 | $387 |
| Sodium hydroxide (caustic soda); | | $1,385 | $3,533 | $4,013 | | $4,821 | $5,029 |
| Zinc oxide; zinc peroxide. | $132 | $51 | $1,630 | | | | |
| Artificial corundum, whether or not chemically defined; | | | | $601 | $4,955 | $1,297 | $2,503 |
| Iron oxides and hydroxides | | | $252 | | $4,126 | | |
| Cobalt oxides and hydroxides | | $12 | | | | | |
| Titanium oxides. | | $46,231 | | | $8,010 | | |
| Lead oxides; red lead and orange lead. | | $5 | | | | | |
| Hydrazine and hydroxylamine and their inorganic salts | $2,417 | $3,995 | $440 | | | $280 | |
| Fluorides; fluorosilicates and other complex fluorine salts. | | | | | | $147 | |
| Chlorides, chloride oxides and chloride hydroxides | | $148 | $1,273 | $50 | | $76 | $2 |
| Hypochlorites; commercial calcium hypochlorite | | | | | | $21,000 | |
| Chlorates and perchlorates; bromates and perbromates | | | | $24 | | | |
| Sulphites; thiosulphates. | $43 | | $10 | $11 | | | |
| Sulphates; alums; peroxosulphates (persulphates). | $6,395 | $6,776 | $5,009 | $24,161 | $8,612 | $6,189 | $10,214 |
| Nitrites; nitrates. | $191 | $141 | $244 | $5 | $101 | $31 | $212 |
| Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates | $3,149 | $256 | | $15 | $3,388 | $1 | $1,675 |
| Carbonates; peroxocarbonates (percarbonates) | $9,153 | $1,026 | $8,575 | $786 | $7,129 | $4,437 | $4,115 |
| Cyanides, cyanide oxides and complex cyanides. | $92 | | | | $12,200 | | |
| Fulminates, cyanates and thiocyanates. | | | | | $49,159 | | |
| Silicates; commercial alkali metal silicates. | | $224 | $502 | $1,937 | | $2,355 | |
| Borates; peroxoborates (perborates). | | | | | | $2,681 | |
| Other salts of inorganic acids or peroxoacids | $3,992 | $3,479 | $125 | $2,062 | $2,411 | $469 | $260 |
| Radioactive chemical elements and radioactive isotopes | $400 | $2,390 | | | $120,000 | $240,000 | $100 |
| Isotopes other than those of heading 28.44 | | $1 | | | | | |
| Compounds, inorganic or organic, of rare-earth metals | | $3 | | | | | |
| Hydrogen peroxide, whether or not solidified with urea | $2,191 | $1,331 | $1,464 | $1,384 | $1,392 | $3,096 | $2,604 |
| Carbides, whether or not chemically defined. | $1,259 | | $4,205 | | | | $4,408 |
| Other inorganic compounds | $511 | $541 | $41 | $2,090 | $545 | $57 | $290 |
| Total | $54,658 | $124,433 | $62,244 | $58,068 | $321,823 | $353,353 | $81,711 |
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