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2901.24.20.00/99.9% Spectroscopic Grade Isoprene/Japan

99.9% Spectroscopic Grade Isoprene from Japan

Ultra-high purity 99.9% isoprene for spectroscopic and analytical applications, free of UV-absorbing impurities. Falls under HTS 2901.24.20.00 as chemically defined isoprene ≥95% pure, per Chapter 29 scope for separate organic compounds.

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%
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Import Tips

• Submit HPLC/GC purity chromatograms; comply with lab chemical import regs under TSCA Section 13

• Pitfall: small quantities misdeclared as samples—use commercial invoice