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US HTS CODE | Harmonized Tariff Schedule HS code & Tariffs Search Service (2024 HTS Revision 10)

HTS Code 3911903500 3811
Article Description 1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils:
Antiknock preparations:
Quota of Quantity -- --
Unit of Quantity [kg] []
Rates of Duty (1-General) Free --
Rates of Duty (1-Special) -- --
Rates of Duty (2-Cuba and North Korea) 15.4¢/kg + 45% --
Footnotes [general], See href='/us-hs/detail/99038802' >9903.88.02., type=endnote []
Additional Duty -- --
Additional Duty(products of China) The duty provided in the applicable subheading + 25% --