HS 3811 — Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils

HS heading 3811 (Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils) spans 4 products in U.S. import records, with 19,410 bill-of-lading shipments. The most imported are Antiknock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils, other, Containing petroleum oils or oils obtained from bituminous minerals, and Additives for lubricating oils, other.

Part of Chapter 38: Miscellaneous chemical products

Sourced from U.S. Customs bill of lading data · Updated monthly · Data through July 2026