Research Grade Guaifenesin from Canada
Laboratory reagent guaifenesin (≥98% purity) for pharmaceutical R&D and analytical standards. Qualifies under Chapter 29 as pure chemically defined ether-alcohol. Not for human therapeutic use.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Label as 'For Research Use Only - Not for Drug Use' to avoid FDA drug scrutiny
• Small package exemption may apply for <1kg research quantities
• Include SDS with GHS hazard classification (non-hazardous)