Tetramethyl Lead Research Grade from Mexico
Research-grade tetramethyl lead with added identification coloring for lab safety, chemically defined per note (g). Remains under HTS 2931.10.00.00 as the color facilitates identification without specific use adaptation.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare color as emetic/odoriferous per note (g) <0.5%; avoid excess rendering specific
• Pair with institutional end-use statement for customs
• Handle as pyrophoric material