Niobium Oxychloride from Mexico
Niobium oxychloride (NbOCl3) serves as a catalyst in chemical synthesis and precursor for superconducting materials. It is categorized under HTS 2827.49.5000 for other chloride oxides and hydroxides.
Duty Rate — Mexico → United States
5.5%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide assay reports confirming >99% purity to avoid mixture classification
• Check for anti-dumping duties if from specific origins like China
• Ensure proper ventilation requirements in storage declarations