Dicalcium Phosphate Dihydrate USP Grade from Mexico
Calcium hydrogenorthophosphate dihydrate (CaHPO4·2H2O) in USP pharmaceutical grade, used as a calcium and phosphorus supplement in tablets and capsules. It falls under HTS 2835.25.00.00 as a chemically defined phosphate of calcium, meeting Chapter 28 note requirements for inorganic compounds. Purity exceeds 98% with low heavy metals for direct compression in nutraceuticals.
Duty Rate — Mexico → United States
10%
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
• Obtain USP certificate of analysis for FDA compliance; ensure COA verifies dihydrate form and particle size for tableting
• Declare exact water content to avoid reclassification as anhydrous under 2835.25