</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Chloroquine Phosphate from Japan

Chloroquine phosphate, a 4-aminoquinoline, contains the quinoline ring system and functions as an antimalarial and anti-inflammatory drug. Classified under HTS 2933.49.26.00 as a quinoline drug. Bulk powder imported for hospital compounding pharmacies.

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

Provide resistance pattern data from WHO for antimalarial efficacy verification

Ensure packaging prevents moisture absorption to maintain chemical stability

Declare exact CAS number (50-63-5) on commercial invoice for precise identification