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Aspirin Tromethamine Salt from China

Tromethamine (tris) salt of O-acetylsalicylic acid for parenteral nutrition compatibility. Classified 2918.22.5000 as amine alcohol salt following carboxylic acid parent per chapter classification rules. High-purity API for sterile manufacturing.

Duty Rate — China → United States

19%

Rate breakdown

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

Import Tips

Submit endotoxin testing (<0.5 EU/mg); verify pH 7.5-8.5 stability range; declare as non-hazardous per IATA if <4% concentration