Tetramethyl Lead (TML) from Germany
Tetramethyl lead is a liquid organolead compound with formula Pb(CH3)4, serving as an antiknock agent similar to TEL but with methyl groups. Classified under HTS 2931.10.00.00 as it is explicitly named in the heading for organo-inorganic compounds with direct C-Pb bonds.
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
• Label as UN 1649 hazardous substance with proper DOT shipping papers
• Confirm no impurities render it a mixture outside Chapter 29 note (a)
• Test for stabilizer content to avoid reclassification