HS Code Chapter 28: Inorganic Chemicals
274 US tariff rates in this chapter. 80 are duty-free.
Headings in Chapter 28
HS 2801
Bromine
HS 2802
Sulfur, sublimed or precipitated; colloidal sulfur
HS 2803
Other
HS 2804
Argon
HS 2805
Calcium
HS 2806
Chlorosulfuric acid
HS 2807
Sulfuric acid; oleum
HS 2808
Sulfonitric acids
HS 2809
Diphosphorus pentaoxide
HS 2810
Oxides of boron; boric acids
HS 2811
Carbon dioxide
HS 2812
Carbonyl dichloride (phosgene)
HS 2813
Carbon disulfide
HS 2814
Ammonia in aqueous solution
HS 2815
In aqueous solution (Soda lye or liquid soda)
HS 2816
Hydroxide and peroxide of magnesium
HS 2817
Zinc oxide; zinc peroxide
HS 2818
Aluminum hydroxide
HS 2819
Chromium trioxide
HS 2820
Manganese dioxide
HS 2821
Earth colors
HS 2822
Other
HS 2823
Titanium oxides
HS 2824
Lead monoxide (litharge, massicot)
HS 2825
Antimony oxides
HS 2826
Of aluminum
HS 2827
Ammonium chloride
HS 2828
Commercial calcium hypochlorite and other calcium hypochlorites
HS 2829
Of sodium
HS 2830
Other
HS 2831
Other
HS 2832
Other
HS 2833
Alums
HS 2834
Of potassium
HS 2835
Calcium hydrogenorthophosphate ("Dicalcium phosphate")
HS 2836
Barium carbonate
HS 2837
Of sodium
HS 2839
Other
HS 2840
Anhydrous
HS 2841
Other
HS 2842
Double or complex silicates, including aluminosilicates whether or not chemicall
HS 2843
Colloidal precious metals
HS 2844
Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242,
HS 2845
Boron enriched in boron-10 and its compounds
HS 2846
Other
HS 2847
Hydrogen peroxide, whether or not solidified with urea
HS 2849
In grains, or ground, pulverized or refined
HS 2850
Other
HS 2852
Other
HS 2853
Cyanogen chloride (chloorcyan)
Sample Tariff Rates
Showing 30 of 274 rates. View all
| HS Code | Description | General Rate | Special Rate (FTA) |
|---|---|---|---|
| 2801100000 | Chlorine | Free | |
| 2801200000 | Iodine | Free | |
| 2801301000 | Fluorine | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2801302000 | Bromine | 5.5% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S, SG) |
| 2802000000 | Sulfur, sublimed or precipitated; colloidal sulfur | Free | |
| 28030000 | Carbon (carbon blacks and other forms of carbon not elsewher | Free | |
| 2804100000 | Hydrogen | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2804210000 | Argon | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 28042900 | Other | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2804300000 | Nitrogen | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2804400000 | Oxygen | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 28045000 | Boron; tellurium | Free | |
| 2804610000 | Containing by weight not less than 99.99 percent of silicon | Free | |
| 2804691000 | Containing by weight less than 99.99 percent but not less th | 5.3% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2804695000 | Other | 5.5% | Free (A+,AU,BH,CL,CO,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG) |
| 2804700000 | Phosphorus | Free | |
| 2804800000 | Arsenic | Free | |
| 2804900000 | Selenium | Free | |
| 2805110000 | Sodium 1/ | 5.3% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P, PA,PE,S,SG) |
| 2805120000 | Calcium | 3% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P, PA,PE,S,SG) |
| 2805191000 | Strontium | 3.7% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2805192000 | Barium | Free | |
| 28051990 | Other | 5.5% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG) |
| 28053000 | Rare-earth metals, scandium and yttrium, whether or not inte | 5% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG) |
| 2805400000 | Mercury | 1.7% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2806100000 | Hydrogen chloride (Hydrochloric acid) | Free | |
| 2806200000 | Chlorosulfuric acid | 4.2% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| 2807000000 | Sulfuric acid; oleum | Free | |
| 28080000 | Nitric acid; sulfonitric acids | Free | |
| 2809100000 | Diphosphorus pentaoxide | Free |