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Guanosine Monophosphate (GMP) Sodium Salt from Mexico

GMP sodium salt is a nucleotide used in RNA synthesis and as a flavor enhancer in food industry. Classified under HTS 2934.99.39.00 as a product described in additional U.S. note 3 to section VI among aromatic nucleic acid salts.

Duty Rate — Mexico → United States

110%

Rate breakdown

9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• Provide GMP/USP certificates and batch analysis for FDA import requirements

• Declare food-grade vs. pharmaceutical grade to determine additional agency reviews

• Use refrigerated transport to prevent degradation during international shipping