From Chapter 29: Chapter 29
| HTS Code | Description | General Duty |
|---|---|---|
| 2904100400 | Derivatives containing only sulfo groups, their salts and ethyl esters 2-Anthracenesulfonic acid | 5.5% |
| 2904100800 | Derivatives containing only sulfo groups, their salts and ethyl esters Benzenesulfonyl chloride | 5.5% |
| 2904101000 | Derivatives containing only sulfo groups, their salts and ethyl esters m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride | 5.5% |
| 2904101500 | Derivatives containing only sulfo groups, their salts and ethyl esters Mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid | 5.5% |
| 2904103200 | Aromatic Products described in additional U.S. note 3 to section VI | 5.5% |
| 2904103700 | Aromatic Other | 5.5% |
| 2904105000 | Other Other | 4.2% |
| 2904201000 | Derivatives containing only nitro or only nitroso groups p-Nitrotoluene | 5.5% |
| 2904201500 | Derivatives containing only nitro or only nitroso groups p-Nitro-o-xylene | 5.5% |
| 2904202000 | Derivatives containing only nitro or only nitroso groups Trinitrotoluene | Free |
| 2904203000 | Derivatives containing only nitro or only nitroso groups 5-tert-Butyl-2,4,6-trinitro-m-xylene (Musk xylol) and other artificial musks | 5.5% |
| 2904203500 | Derivatives containing only nitro or only nitroso groups Nitrated benzene, nitrated toluene (except p-nitrotoluene), or nitrated naphthalene | 5.5% |
| 2904204000 | Aromatic Products described in additional U.S. note 3 to section VI | 5.5% |
| 2904204500 | Aromatic Other | 5.5% |
| 2904205000 | Other Other | 5.5% |
| 2904310000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Perfluorooctane sulfonic acid | 3.7% |
| 2904320000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Ammonium perfluorooctane sulfonate | 3.7% |
| 2904330000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Lithium perfluorooctane sulfonate | 3.7% |
| 2904340000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Potassium perfluorooctane sulfonate | 3.7% |
| 2904350000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Other salts of perfluorooctane sulfonic acid | 3.7% |
| 2904360000 | Perfluorooctane sulfonic acid, its salts and perfluorooctane sulfonyl fluoride Perfluorooctane sulfonyl fluoride | 3.7% |
| 2904910000 | Other Trichloronitromethane (chloropicrin) | 3.7% |
| 2904990400 | Monochloromononitrobenzenes o-Nitrochlorobenzene; andp-Nitrochlorobenzene | 5.5% |
| 2904990800 | Monochloromononitrobenzenes Other | 5.5% |
| 2904991500 | Other 4-Chloro-3-nitro-α,α,α-trifluorotoluene; 2-Chloro-5-nitro-α,α,α-trifluorotoluene; and 4-Chloro-3,5-dinitro-α,α,α-trifluorotoluene | 5.5% |
| 2904992000 | Other Nitrotoluenesulfonic acids | 5.5% |
| 2904993000 | Other 1-Bromo-2-nitrobenzene; 1,2-Dichloro-4-nitrobenzene and o-Fluoronitrobenzene | 5.5% |
| 2904993500 | Other 4,4'-Dinitrostilbene-2,2'-disulfonic acid | 5.5% |
| 2904994000 | Aromatic Products described in additional U.S. note 3 to section VI | 5.5% |
| 2904994700 | Aromatic Other | 5.5% |
| 2904995000 | Other Other | 3.7% |