Sub-Chapter200520062007200820092010
Fluorine, chlorine, bromine and iodine.$1,985,426$2,444,819$2,740,036 $1,116,362$3,340,538
Sulphur, sublimed or precipitated$61,766$61,255$30,138   
Carbon$1,648,573$2,375,991$2,434,857  $5,960,007
Hydrogen, rare gases and other non-metals.$8,394,946$8,514,557$14,820,628$8,203,210$12,583,738$23,946,696
Alkali or alkaline-earth metals;$3,896,892$4,948,876$9,971,903  $5,608,007
Hydrogen chloride (hydrochloric acid);$4,840,786$2,820,187$2,954,807  $1,613,602
Sulphuric acid; oleum.$95,264$140,162$128,507 $8,631,935$7,089,076
Nitric acid; sulphonitric acids.$1,606,722$1,434,493$1,388,475  $1,781,869
Diphosphorus pentaoxide; phosphoric acid;$79,074,245$47,746,879$85,106,142$244,050,972$51,735,075$72,800,091
Oxides of boron; boric acids.$1,584,028$1,572,329$1,074,618  $2,122,669
Other inorganic acids and oxygen compounds$4,288,347$5,733,048$8,129,809  $36,145,646
Halides and halide oxides of non-metals.$3,698,998$939,308$3,665,254  $2,734,137
Sulphides of non-metals; commercial phosphorus trisulphide.$29,900$6,357$8,284   
Ammonia, anhydrous or in aqueous solution.$840,666$1,028,779$764,740  $996,801
Sodium hydroxide (caustic soda);$5,097,772$5,588,971$7,280,744  $7,837,077
Hydroxide and peroxide of magnesium;$398,073$479,213$341,685  $1,593,335
Zinc oxide; zinc peroxide.$1,997,534$1,981,635$2,104,888  $5,022,940
Artificial corundum, whether or not chemically defined;$15,022,575$14,263,485$39,879,242  $36,222,178
Chromium oxides and hydroxides.$1,057,045$482,560$1,553,976  $945,868
Manganese oxides.$2,128,462$1,499,596$2,522,200  $1,443,468
Iron oxides and hydroxides$2,456,037$4,011,243$11,618,425  $10,665,613
Cobalt oxides and hydroxides$390,755$185,029$274,829  $324,800
Titanium oxides.$8,591,361$6,630,439$4,592,370  $5,178,406
Lead oxides; red lead and orange lead.$1,068,992$1,447,099$2,754,430$1,377,602$530,179$2,314,137
Hydrazine and hydroxylamine and their inorganic salts$10,541,408$11,013,596$16,842,528$3,444,271 $13,416,549
Fluorides; fluorosilicates and other complex fluorine salts.$3,729,753$5,529,826$6,768,649  $6,413,875
Chlorides, chloride oxides and chloride hydroxides$26,828,255$30,702,619$55,756,572$13,876,551 $51,126,997
Hypochlorites; commercial calcium hypochlorite$4,069,580$3,382,409$5,065,623  $4,516,005
Chlorates and perchlorates; bromates and perbromates$1,447,292$516,875$737,632  $308,534
Sulphides; polysulphides$1,572,438$1,186,730$1,934,217  $1,430,669
Dithionites and sulphoxylates.$1,632,435$1,594,799$1,735,463  $1,848,269
Sulphites; thiosulphates.$3,569,254$2,987,538$5,970,413  $5,626,940
Sulphates; alums; peroxosulphates (persulphates).$24,017,757$23,560,038$33,108,093$153,600$201,084$32,999,776
Nitrites; nitrates.$13,952,513$11,280,691$9,103,607$3,733,605$1,578,001$14,440,817
Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates$49,246,424$47,182,757$51,151,304$42,908,053$2,159,651$35,172,044
Carbonates; peroxocarbonates (percarbonates)$54,743,255$56,570,773$60,297,548$35,790,445$25,180,813$89,026,511
Cyanides, cyanide oxides and complex cyanides.$4,008,425$3,587,505$4,778,098  $4,158,939
Fulminates, cyanates and thiocyanates.$167,939$312,752    
Silicates; commercial alkali metal silicates.$6,037,156$6,929,144$14,483,702  $7,199,476
Borates; peroxoborates (perborates).$3,804,476$4,102,285$4,732,405$2,054,136$3,676,047$8,480,544
Salts of oxometallic or peroxometallic acids.$14,774,821$14,490,414$4,738,161 $770,199$4,205,072
Other salts of inorganic acids or peroxoacids$15,188,175$15,201,792$24,993,914 $4,848,946$12,772,816
Colloidal precious metals$2,303,984$1,192,394$2,078,795  $2,811,470
Radioactive chemical elements and radioactive isotopes$4,536,176$4,602,719$5,068,214$2,889,870 $8,990,145
Isotopes other than those of heading 28.44$467,352$2,200$5,866   
Compounds, inorganic or organic, of rare-earth metals$322,907$699,147$1,445,611  $529,334
Hydrogen peroxide, whether or not solidified with urea$753,903$789,268$1,236,679  $3,037,604
Carbides, whether or not chemically defined.$4,100,305$3,861,932$4,914,212$195,734$82,140$5,714,141
Hydrides, nitrides, azides, silicides and borides$670,034$966,217$1,340,162  $2,152,803
Other inorganic compounds$1,680,440$5,363,325$537,791  $884,534
Total$404,421,622$373,946,055$524,966,246$358,678,049$113,094,170$552,950,825