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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2010 |
| Fluorine, chlorine, bromine and iodine. | $8,515 | $3,021 | $8,723 | $12,125 | $25,437 |
| Sulphur, sublimed or precipitated | $71,699 | $76,223 | $730 | $211 | |
| Carbon | $736,219 | $945,009 | $329,783 | $581,961 | $1,346,102 |
| Hydrogen, rare gases and other non-metals. | $147,655 | $85,493 | $84,693 | $116,908 | $387,292 |
| Alkali or alkaline-earth metals; | $2,363 | $24,054 | $558 | $140,037 | $99,281 |
| Hydrogen chloride (hydrochloric acid); | $361,618 | $283,318 | $285,346 | $497,078 | $545,056 |
| Sulphuric acid; oleum. | $156,641 | $248,785 | $484,140 | $1,084,458 | $971,802 |
| Nitric acid; sulphonitric acids. | $25,532 | $91,509 | $40,017 | $32,541 | $97,048 |
| Diphosphorus pentaoxide; phosphoric acid; | | $38,179 | $6,122 | $194,331 | $6,868 |
| Oxides of boron; boric acids. | | $41 | $81,723 | $547,185 | $597,276 |
| Other inorganic acids and oxygen compounds | $274,631 | $191,816 | $256,779 | $283,551 | $527,750 |
| Halides and halide oxides of non-metals. | | | | $2,814 | |
| Sulphides of non-metals; commercial phosphorus trisulphide. | | $196 | $15,023 | | |
| Ammonia, anhydrous or in aqueous solution. | $8,319 | $25,984 | $17,344 | $7,212 | $50,638 |
| Sodium hydroxide (caustic soda); | $3,166,966 | $3,639,414 | $6,620,594 | $5,960,728 | $9,211,792 |
| Hydroxide and peroxide of magnesium; | $7 | | | | |
| Zinc oxide; zinc peroxide. | $4,627 | $12,275 | $21,160 | $706,445 | $192,235 |
| Artificial corundum, whether or not chemically defined; | | $2,154 | $14,602 | $12,730 | $3,593 |
| Chromium oxides and hydroxides. | | $1,330 | | | $303 |
| Manganese oxides. | $248,763 | $477,589 | $169,903 | $449,004 | $721,776 |
| Iron oxides and hydroxides | $18,473 | $47,003 | $102,500 | $105,793 | $330,896 |
| Titanium oxides. | $71,876 | $14,604 | $119,930 | $96,513 | $495,547 |
| Lead oxides; red lead and orange lead. | $596,835 | $9,293 | $141,485 | $553,296 | $419,276 |
| Hydrazine and hydroxylamine and their inorganic salts | $46,307 | $89,942 | $118,109 | $283,458 | $170,887 |
| Chlorides, chloride oxides and chloride hydroxides | $1,134,294 | $1,059,715 | $458,171 | $1,680,103 | $1,957,364 |
| Hypochlorites; commercial calcium hypochlorite | $1,604,403 | $936,890 | $738,252 | $849,104 | $1,232,429 |
| Chlorates and perchlorates; bromates and perbromates | $4,859 | $1,622 | | $1,104 | $5,864 |
| Sulphides; polysulphides | $7,495 | $36,680 | $212,531 | $428,455 | $168,331 |
| Dithionites and sulphoxylates. | $89,223 | $138,615 | $517,685 | $540,711 | $238,356 |
| Sulphites; thiosulphates. | $1,375,511 | $936,298 | $1,896,129 | $1,861,855 | $164,432 |
| Sulphates; alums; peroxosulphates (persulphates). | $1,879,105 | $1,168,730 | $2,626,924 | $3,863,905 | $1,164,059 |
| Nitrites; nitrates. | $2,706,586 | $1,129,111 | $2,752,423 | $5,756,336 | $1,699,399 |
| Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates | $145,336 | $92,349 | $178,433 | $265,979 | $1,081,610 |
| Carbonates; peroxocarbonates (percarbonates) | $498,507 | $818,688 | $1,192,916 | $2,423,707 | $2,872,500 |
| Cyanides, cyanide oxides and complex cyanides. | $10,215,189 | $8,243,058 | $14,503,537 | $22,057,339 | $10,813,036 |
| Fulminates, cyanates and thiocyanates. | $6,732 | | | | |
| Silicates; commercial alkali metal silicates. | $32,755 | $43,337 | $129,634 | $164,078 | $264,560 |
| Borates; peroxoborates (perborates). | $14,678 | $267 | $47,435 | $110,488 | $236,306 |
| Salts of oxometallic or peroxometallic acids. | $983 | $8,703 | $2,293 | $112 | $116,636 |
| Other salts of inorganic acids or peroxoacids | $20,319 | $2,302 | $10,204 | $6,127 | $4,489 |
| Colloidal precious metals | $65,341 | $11,522 | $15,434 | $89,142 | $1,485,779 |
| Radioactive chemical elements and radioactive isotopes | | $600 | | | |
| Isotopes other than those of heading 28.44 | | $2,665 | | | |
| Compounds, inorganic or organic, of rare-earth metals | | | $468 | $209 | $13,942 |
| Hydrogen peroxide, whether or not solidified with urea | $3,867,595 | $2,610,433 | $7,105,246 | $6,568,998 | $967,404 |
| Carbides, whether or not chemically defined. | $318,292 | $349,364 | $427,180 | $437,239 | $575,341 |
| Hydrides, nitrides, azides, silicides and borides | $8,985 | | | $122 | $38,511 |
| Other inorganic compounds | $44,658 | $3,201 | $8,900 | $24,294 | |
| Total | $29,987,892 | $23,901,382 | $41,743,059 | $58,797,786 | $41,301,203 |
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