High-Purity Chalk Quarry Run from Japan
Unscreened quarry run of high-purity natural chalk, direct from blasting operations, for pharmaceutical and food-grade processing. Strictly crude under HTS 2509.00.10.00, with no washing or sizing applied. Meets standards for further refinement into USP-grade calcium carbonate.
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
• Secure FDA prior notice for potential food contact downstream use
• Require third-party lab purity analysis (>98% CaCO3) at entry
• Avoid any on-site crushing before export to preserve crude status