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Octane Research Grade (Petroleum) from Japan

High-purity n-octane (C8H18) derived from petroleum for use as gasoline octane reference standard. Falls under HTS 2901.10.40.00 as saturated acyclic hydrocarbon from petroleum sources. Essential for fuel testing laboratories.

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

• ASTM D1945 compliance certificate mandatory for research grade designation

• Small package exemption possible for lab quantities <5L

• Purity >99% required; technical grade shifts to different tariff treatment