Tetrahydrofuran Solvent for HPLC Grade Analysis from Japan
HPLC-grade THF is ultra-high purity (99.9%+) with low water and residue content for chromatography applications. It falls under HTS 2932.11.00.00 as a pure chemically defined heterocyclic compound with hydrogenated furan ring. Ideal for mobile phase in reverse-phase HPLC separations.
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
• Supply chromatograms proving HPLC suitability; use glass bottles for moisture-sensitive imports
• Common issue: Contamination from plastic packaging affects purity claims