Bis(tributyltin) Oxide from Germany
Also known as TBTO, this dimeric tributyltin oxide compound contains two tributyltin groups linked by oxygen, squarely within HTS 2931.20.00.00. Historically used in wood preservation and agriculture before regulatory phase-outs.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Confirm exemption status under Stockholm Convention for specific uses
• Ship under proper organotin waste codes if for disposal applications
• Maintain certificates of analysis showing tin content for customs valuation