Sodium Sulfite Meta Bisulfite Precursor from Mexico
High-purity sodium sulfite granules serving as a precursor for sodium metabisulfite production in food and pharma. Falls under HTS 2832.10.00.00 due to its chemical definition as Na2SO3 in Chapter 28.
Duty Rate — Mexico → United States
11.5%
Rate breakdown
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 spectral analysis confirming sulfite content over 95%; register under TSCA for US chemical import
• Pitfall: confusion with metabisulfite (2832.20) requires clear lab differentiation