Sulfadiazine Sodium from Japan

Sulfadiazine sodium is the water-soluble salt form of sulfadiazine, a sulfonamide antibiotic used for toxoplasmosis treatment and burn wound infections. Classified under HTS 2935.90.95.00 as an inorganic salt of an organic sulfonamide compound per Chapter 29 note on salts, taking the heading of the parent organic compound.

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%

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Import Tips

• Verify sodium salt form via HPLC certificate; pure base form may classify differently

• Include ICH stability data for sodium salts, which are more hygroscopic