Sub-Chapter20052006200720082010
Fluorine, chlorine, bromine and iodine.$64,109$14,126  $710,583
Sulphur, sublimed or precipitated$30,401$1,336 $92,792$82,914
Carbon    $173
Hydrogen, rare gases and other non-metals.$635,622$44,375  $980,904
Alkali or alkaline-earth metals; $2,035   
Hydrogen chloride (hydrochloric acid);    $252,616
Sulphuric acid; oleum.    $62,008
Nitric acid; sulphonitric acids.$33,795 $227,668$632,660$908,570
Diphosphorus pentaoxide; phosphoric acid;$103,526$27,479  $16,087
Oxides of boron; boric acids.    $297
Other inorganic acids and oxygen compounds    $26,202
Ammonia, anhydrous or in aqueous solution. $21,705$91,874$1,050,758$3,069,941
Sodium hydroxide (caustic soda);$29,190$1,190 $342,044$151,591
Zinc oxide; zinc peroxide.   $55,379 
Artificial corundum, whether or not chemically defined;    $4,604
Chromium oxides and hydroxides. $1,682   
Manganese oxides.$14,098    
Titanium oxides.$14,962   $7,430
Hydrazine and hydroxylamine and their inorganic salts$12,433$9,340  $19,458
Fluorides; fluorosilicates and other complex fluorine salts. $493  $6,129
Chlorides, chloride oxides and chloride hydroxides$310,578$170,857 $60,952$41,915
Hypochlorites; commercial calcium hypochlorite $5,546  $65,889
Chlorates and perchlorates; bromates and perbromates $330   
Sulphides; polysulphides    $15,015
Sulphites; thiosulphates.    $5,222
Sulphates; alums; peroxosulphates (persulphates).$12,389$84,222  $31,647
Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates$55,417$361$157,530$334,875$215,445
Carbonates; peroxocarbonates (percarbonates)$14,271$174,929$211,065$453,877$3,350,462
Silicates; commercial alkali metal silicates. $47,385  $547,362
Borates; peroxoborates (perborates). $2,279$138,318 $2,994
Salts of oxometallic or peroxometallic acids. $53   
Other salts of inorganic acids or peroxoacids $3,396  $256,128
Colloidal precious metals $113   
Radioactive chemical elements and radioactive isotopes$394,515$465,077$391,920$485,879$932,435
Isotopes other than those of heading 28.44    $5,530
Hydrogen peroxide, whether or not solidified with urea    $10,194
Carbides, whether or not chemically defined.    $74,922
Other inorganic compounds    $19,165
Total$1,725,306$1,078,309$1,218,375$3,509,216$11,873,832