Methylene Blue Barium Lake from Canada
Methylene Blue Barium Lake is a pharmaceutical-grade blue lake pigment where methylene blue dye is precipitated on barium sulfate, classified in HTS 3205.00.50.40. It's essential for tablet coatings and medical inks.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Require USP/NF certification for pharma lakes to expedite FDA clearance and HTS verification
• Watch for barium content regulations under TSCA; declare heavy metals to prevent EPA holds