Blended No. 4-Type Boiler Fuel Ultra Low S from Canada
Blended distillate and residual petroleum oils forming No. 4 fuel with 25+° A.P.I., 45-125 seconds SUS at 37.8°C, ≤500 ppm sulfur for emission compliance. HTS 2710.19.11.15 applies as it meets exact viscosity and sulfur limits for this subheading. Essential for large-scale boiler operations in utilities.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Submit flash point and pour point data; fuels <38°C may require hazmat declarations
• Use calibrated tanks for import measurement at 15.6°C per US note barrel definition
• Avoid misdeclaration as waste oil (2715); clean certifications prevent EPA scrutiny