Calcium Pyrophosphate Precipitated Powder from Japan
Calcium pyrophosphate is a fine precipitated powder used as a polishing agent in toothpaste and as a lubricant additive, under HTS 2835.26.00.00 for other calcium phosphates. It is biocompatible for dental applications.
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
• Cosmetic grade needs CTFA/INCI naming; particle size <5 microns for abrasives
• Ensure synthetic origin documentation to avoid mineral classification