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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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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)

Research Grade Guaifenesin from Japan — Import Duty Rate | HTS 2909.49.05.00