Niobium Pentachloride from Mexico
Niobium pentachloride (NbCl5) is a yellow crystalline solid used as a catalyst and in superconductors. Falls under HTS 2812.90.00.90 for other nonmetal halide oxides, analogous to TiCl4 treatment. Chemically defined inorganic compound.
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
• Hygroscopic; import in inert atmosphere packaging to maintain purity
• Check ITAR restrictions for superconductor applications
• Certificate of analysis essential to confirm anhydrous state