Endosulfan Beta Isomer Standard from Mexico
Endosulfan Beta Isomer Standard is a reference material containing the beta isomer of endosulfan (ISO) at certified concentration for calibration purposes. It qualifies under HTS 2920.30.00.00 as the named compound in pure or stabilized form per chapter notes. Primarily used in environmental and pesticide residue testing laboratories.
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
• Include NIST-traceable certificate of analysis; label as analytical standard to distinguish from pesticide; check TSCA notification if for commercial chemical use