Tributyltin Oxide from Japan
Tributyltin oxide (TBTO) is a chemically defined organotin compound where three butyl groups and oxygen are bound to tin, falling under HTS 2931.20.00.00 as a tributyltin compound. It is commonly used as a biocide in antifouling paints for marine vessels.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify compliance with EPA and international restrictions on organotin compounds due to environmental toxicity
• Provide Safety Data Sheets (SDS) and confirm proper hazardous material classification for transport
• Check for country-specific bans on tributyltin use in marine applications before importing