Pharmaceutical Grade Mercuric Oxide from Japan
High-purity mercuric oxide meeting USP standards for use in ophthalmic preparations and antiseptics. Still classified under HTS 2852.10.10.00 as the pure chemical compound despite pharmaceutical end-use. Purity exceeds 99.5% with controlled particle size for medical applications.
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
• Include FDA Drug Master File references even for bulk chemical import destined for pharma
• Validate against USP <231> heavy metals test methods for customs purity verification
• Separate from general chemical streams; pharma customs lanes require additional GMP documentation