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

Barbituric Acid from China

Barbituric acid (malonylurea) is a heterocyclic compound with a pyrimidine ring structure, serving as the core scaffold for barbiturate pharmaceuticals. It is classified under HTS 2933.52.1000 as a separate chemically defined organic compound containing a nitrogen hetero-atom in a pyrimidine ring. Primarily used as an intermediate in synthesizing barbiturate drugs.

Duty Rate — China → United States

12.5%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Provide detailed chemical analysis certificates confirming purity and identity as barbituric acid to avoid misclassification

Ensure DEA registration if destined for barbiturate production due to controlled substance regulations

Include safety data sheets (SDS) documenting handling precautions for this pharmaceutical intermediate

Barbituric Acid from China — Import Duty Rate | HTS 2933.52.10.00