38.11Heading
Anti-knock preparations, oxidation and gum inhibitors, viscosity improvers, anti-corrosive preparations and the like, for mineral oils (including gasoline) or other liquids used for the same purposes
Section VI — Products of the chemical or allied industries
| Code | Description |
|---|---|
| 3811.11 | Anti-knock preparations; based on lead compounds |
| 3811.19 | Anti-knock preparations; other than those based on lead compounds |
| 3811.21 | Lubricating oil additives; containing petroleum oils or oils obtained from bituminous minerals |
| 3811.29 | Lubricating oil additives; not containing petroleum oils or oils obtained from bituminous minerals |
| 3811.90 | Oxidation and gum inhibitors, viscosity improvers, anti-corrosive preparations, other prepared additives for mineral oils or liquids used as mineral oils (including gasoline), n.e.c. in heading no. 3811 |