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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 |
| Fluorine, chlorine, bromine and iodine. | $145,645 | $188,138 | $123,213 | $126,985 |
| Sulphur, sublimed or precipitated | | | | $2,669 |
| Carbon | $96,929 | $63,582 | $17,453 | $9,752 |
| Hydrogen, rare gases and other non-metals. | $1,198,433 | $1,545,968 | $1,199,412 | $3,375,765 |
| Alkali or alkaline-earth metals; | $85,325 | $2,491 | $22,610 | $107,951 |
| Hydrogen chloride (hydrochloric acid); | $30,677 | $28,477 | $18,645 | $12,635 |
| Sulphuric acid; oleum. | $1,679 | $20,302 | $889,103 | $1,227,635 |
| Nitric acid; sulphonitric acids. | | $108 | $1,977 | |
| Diphosphorus pentaoxide; phosphoric acid; | $53,625 | $212,080 | $362,219 | $270,165 |
| Oxides of boron; boric acids. | $28 | | $77 | $369 |
| Other inorganic acids and oxygen compounds | $803,839 | $789,669 | $820,365 | $1,072,982 |
| Halides and halide oxides of non-metals. | $17,001 | $3,519 | | $41,209 |
| Sulphides of non-metals; commercial phosphorus trisulphide. | $2,312,764 | $256,467 | | |
| Ammonia, anhydrous or in aqueous solution. | $48,763 | $43,432 | $64,537 | $89,123 |
| Sodium hydroxide (caustic soda); | $2,923,036 | $360,523 | $1,625,229 | $257,003 |
| Hydroxide and peroxide of magnesium; | $55,950 | $53,115 | $16 | |
| Zinc oxide; zinc peroxide. | $17,692 | $53,965 | $37,725 | $41,485 |
| Artificial corundum, whether or not chemically defined; | | $988 | | $24,078 |
| Chromium oxides and hydroxides. | $1,984 | $14,799 | $11,350 | $5,591 |
| Iron oxides and hydroxides | $25,443 | $61,730 | $54,851 | $23,726 |
| Titanium oxides. | | | | $41 |
| Lead oxides; red lead and orange lead. | $7,136 | $16,754 | $6,582 | $17,352 |
| Hydrazine and hydroxylamine and their inorganic salts | $30,109 | $112,844 | $1,077 | $1,894 |
| Fluorides; fluorosilicates and other complex fluorine salts. | $9,455 | $52,427 | $10,481 | $21,267 |
| Chlorides, chloride oxides and chloride hydroxides | $155,108 | $122,739 | $135,203 | $248,957 |
| Hypochlorites; commercial calcium hypochlorite | $59,457 | $66,878 | $119,249 | $83,494 |
| Chlorates and perchlorates; bromates and perbromates | $83 | | $90 | $220 |
| Sulphides; polysulphides | $9,558 | $3,125 | $11,436 | $19,238 |
| Dithionites and sulphoxylates. | | $5,624 | $447 | |
| Sulphites; thiosulphates. | $2,693 | $1,137 | $13,664 | $43,045 |
| Sulphates; alums; peroxosulphates (persulphates). | $1,032,292 | $790,312 | $764,164 | $967,235 |
| Nitrites; nitrates. | $5,888 | $14,125 | $2,132 | $758 |
| Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates | $115,484 | $324,959 | $193,525 | $40,269 |
| Carbonates; peroxocarbonates (percarbonates) | $46,127 | $29,731 | $41,258 | $47,027 |
| Cyanides, cyanide oxides and complex cyanides. | $106 | | $1,670 | |
| Silicates; commercial alkali metal silicates. | $38,639 | $6,429 | $11,855 | $15,532 |
| Borates; peroxoborates (perborates). | $1,115 | $6,864 | $7,590 | $3,857 |
| Salts of oxometallic or peroxometallic acids. | $73,694 | $18,218 | $5,041 | $40,676 |
| Other salts of inorganic acids or peroxoacids | $3,201 | $11,753 | $17,655 | $175,821 |
| Colloidal precious metals | | $415 | $1,141 | $242 |
| Radioactive chemical elements and radioactive isotopes | $5,971 | $7,590 | $148,122 | $11,954 |
| Isotopes other than those of heading 28.44 | $6,273 | | | |
| Compounds, inorganic or organic, of rare-earth metals | $2,069 | $96,586 | | |
| Hydrogen peroxide, whether or not solidified with urea | $8,001 | $7,173 | $8,178 | $5,839 |
| Carbides, whether or not chemically defined. | $4,850 | $81,949 | $125,396 | $130,511 |
| Hydrides, nitrides, azides, silicides and borides | $137,820 | | $559 | |
| Other inorganic compounds | $31,426 | $46,660 | $66,840 | $453,912 |
| Total | $9,605,368 | $5,523,645 | $6,942,137 | $9,018,264 |
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