Calcium Hydride Powder from Canada
Calcium hydride (CaH2) acts as a desiccant and hydrogen source in chemical manufacturing. Falls under HTS 2850.00.5000 as an alkaline earth metal hydride. Gray powder that reacts vigorously with water.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• UN 1404 classification requires steel drums with desiccant packs
• Provide hydrogen evolution test data for customs safety review
• Confirm compliance with OSHA pyrophoric material standards