Calcium Metaphosphate Glassy Flakes from Japan
Glassy calcium metaphosphate flakes used in dental cements and sealants, classified under HTS 2835.26.00.00 for other calcium phosphates. Provides controlled solubility.
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
• Solubility profile testing; avoid glass frit confusion (3207 exclusion)
• Dental material safety data per ISO 7405
• Flake form prevents powder classification issues