Dicalcium Phosphate Dihydrate USP Grade from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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