3815Reaction initiators, reaction accelerators and catalytic preparations
HTS Code 3815 covers any article best defined as Products of the Chemical or Allied IndustriesMiscellaneous chemical productsReaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included: in the Harmonized Tariff Schedule — covering 4 sub-classifications.
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Relevant HTS Notes
Official USITC notes that may affect classification under HTS 3815.
Search CROSS Rulings for HTS 3815
See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 3815.
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What does HTS code 3815 cover?
HTS code 3815 covers reaction initiators, reaction accelerators and catalytic preparations (Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:), classified under Chapter 38 (Miscellaneous chemical products) in the US Harmonized Tariff Schedule. There are 4 more specific sub-classifications under this code.
Primary Sources
The official documents behind the rates and tariffs on this page. Duties are worked out from them; check the legal text before you file.