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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Fluorine, chlorine, bromine and iodine. | | $20,737 | $68 | $3,196 | $5,799 | |
| Carbon | $2,572 | | | | $145 | |
| Hydrogen, rare gases and other non-metals. | $80,360 | $11,539 | $188,662 | $14,409 | $104,915 | |
| Hydrogen chloride (hydrochloric acid); | $572 | $1,904 | $1,718 | $2,398 | $4,758 | $1,684 |
| Sulphuric acid; oleum. | | | $8,115 | | | |
| Nitric acid; sulphonitric acids. | | | $8,894 | | | |
| Diphosphorus pentaoxide; phosphoric acid; | $31,556 | | | | | |
| Other inorganic acids and oxygen compounds | $5,503 | $11,991 | $634 | $453 | $5,833 | $6,949 |
| Ammonia, anhydrous or in aqueous solution. | | | | $386 | | |
| Sodium hydroxide (caustic soda); | $448 | | $375 | | $667 | |
| Hydroxide and peroxide of magnesium; | | | | $112 | | |
| Zinc oxide; zinc peroxide. | | $635 | | | | |
| Artificial corundum, whether or not chemically defined; | $4,904 | | $340 | $38,561 | $1,886 | |
| Iron oxides and hydroxides | | | | | $7,689 | |
| Lead oxides; red lead and orange lead. | | | | $46,586 | $199,745 | $82,058 |
| Hydrazine and hydroxylamine and their inorganic salts | | | $697 | $1,579 | $236 | $225 |
| Fluorides; fluorosilicates and other complex fluorine salts. | | | $324,250 | $853 | | |
| Chlorides, chloride oxides and chloride hydroxides | $28,368 | $1,112 | $469 | | | |
| Hypochlorites; commercial calcium hypochlorite | | $5,719 | $97 | $12,432 | $626 | |
| Chlorates and perchlorates; bromates and perbromates | | | $6,861 | | | |
| Dithionites and sulphoxylates. | | $29,390 | | | | |
| Sulphites; thiosulphates. | | | $36 | | | $2,281 |
| Sulphates; alums; peroxosulphates (persulphates). | | | $5,220 | | $545 | $265 |
| Nitrites; nitrates. | $39,215 | | | | | |
| Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates | $104 | | $247 | | $155,711 | |
| Carbonates; peroxocarbonates (percarbonates) | $195,952 | $105,445 | $205,695 | $171,539 | $264,526 | $541,654 |
| Cyanides, cyanide oxides and complex cyanides. | | | $479 | | | |
| Borates; peroxoborates (perborates). | | $29 | | | | |
| Salts of oxometallic or peroxometallic acids. | | | $1,807 | | | |
| Colloidal precious metals | | $11 | $4,406 | | | $296,234 |
| Radioactive chemical elements and radioactive isotopes | $11,560 | | $344 | | | $942 |
| Isotopes other than those of heading 28.44 | | | | | $1,608 | |
| Hydrogen peroxide, whether or not solidified with urea | $4,566 | $1,255 | | | | |
| Other inorganic compounds | $12 | $6,654 | $15,327 | $6,320 | $11,009 | $106 |
| Total | $405,692 | $196,421 | $774,741 | $298,824 | $765,698 | $932,398 |
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