Choline Theophyllinate from Mexico
Choline theophyllinate is a quaternary ammonium salt of theophylline for gastric protection. Classified HTS 2939.59.00.00 following parent alkaloid per salt classification rules. Highly soluble for oral solutions.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Quat salt conductivity testing; no choline bitartrate confusion; bulk only, no retail packs