Microbial Rhamnolipid Biosurfactant from Canada
Rhamnolipids produced by Pseudomonas bacteria fermentation, serving as eco-friendly non-ionic surfactants for bioremediation and cleaning. Explicitly covered as microbial-origin fatty substances under this code.
Duty Rate — Canada → United States
14%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include biotech production records proving microbial (not synthetic) origin
• Demonstrate compliance with surface tension reduction to 45 dyne/cm threshold
• Avoid pharmaceutical claims to prevent FDA pre-clearance requirements