Tetraethyl Lead Calibration Standard from Mexico
Certified tetraethyl lead standard for analytical calibration in spectroscopy, diluted to standard strength but as pure compound. Under HTS 2931.10.00.00 via notes (a) and (d) if water-dissolved.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include NIST-traceable certificate; limit dilution per note (d)
• Avoid kit packaging to stay in Chapter 29