L-Methamphetamine Tartrate from Mexico
L-methamphetamine tartrate salt is classified under HTS 2939.45.00.00 as a salt of levomethamphetamine, an ephedra alkaloid derivative. This form provides pharmaceutical stability for nasal decongestant applications.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide pharmacopeial references (USP/NF) confirming medicinal grade specifications
• Include batch manufacturing records showing no racemization during synthesis
• Pre-clear with FDA for drug master file status if destined for approved pharmaceuticals