Calcium Polyphosphate from Japan
Calcium polyphosphate serves as a dietary supplement for bone health and in dental applications for remineralization. It is an 'other' polyphosphate under HTS 2835.39.5000, chemically defined per Chapter 28.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• FDA notification required for new dietary ingredient status under DSHEA
• Provide bioavailability studies distinguishing from simple calcium phosphate
• Ensure GMP certification for nutraceutical imports