Section VI — Products of the chemical or allied industries
Chapter 38 — Miscellaneous chemical products
Heading 3811 — Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anticorrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils.
National subdivision 3811.1 — Antiknock preparations:
Subheading 3811.11 — Based on lead compounds
HS code
3811.11.00
Anti-knock preparations based on lead compounds
Last Verified Date - 1 October 2026
Common commodities
Leaded fuel additive containing Tetraethyl lead (TEL)Anti-knock preparation with Tetramethyl lead (TML)TEL-based octane booster for fuelsFuel additives with scavenging TEL and TML agentsLeaded fuel improvers containing TML and stabilizersOctane enhancers with TEL and antiknock agentsLeaded fuel mixtures for higher octane ratings (TEL)Tetraethyl lead-based fuel additive for performanceAnti-knock preparation with Tetramethyl lead and scavengersLeaded fuel anti-knock agent containing TML and stabilizers