Calcium Nitrate Tetrahydrate from Mexico
Calcium nitrate tetrahydrate (Ca(NO3)2·4H2O) is a chemically defined inorganic salt of calcium used primarily as a fertilizer component and in concrete setting accelerators. It falls under HTS 2834.29.10.00 as a nitrate of calcium, distinct from ammonium nitrate or other nitrates classified elsewhere. This white, hygroscopic crystalline powder provides essential nitrogen and calcium to plants.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Verify purity and hydrate form via lab analysis for accurate HTS classification; ensure fertilizer-grade products meet EPA labeling if applicable
• Obtain proper MSDS and UN certification for hazardous shipping as it's an oxidizer