Distilled Thioglycolic Acid from Canada
Vacuum-distilled thioglycolic acid with minimized impurities, certified for electronics-grade applications. Classified under HTS 2930.90.4910 as chemically defined organo-sulfur acid.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6095.8%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
9903.05.2910%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
• Specify distillation conditions (pressure, temperature) and impurity profile (<1ppm heavy metals)
• Use nitrogen-purged, HDPE bottles with PTFE liners for moisture-sensitive transport
• Validate against RoHS Directive limits for electronic chemical imports