Isomerate High-Octane Blending Stock from Canada
Isomerate is a branched paraffin-rich stream from naphtha isomerization processes, providing high octane without aromatics for clean gasoline blending. Under HTS 2710.12.18.90 as light motor fuel blending stock: >70% petroleum oils, 90%+ distill at 210°C. Ideal for low-emission reformulated blends.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide process origin documentation (isomerization unit specs) to validate as blending stock
• Test for research octane number (RON ~82-85) in entry samples; undervaluation common in bulk shipments
• Ensure no biodiesel admixture; contamination leads to 2710.12.24 reclassification