Research Grade Guaifenesin from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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)