AvGuard CI/LI

Refinery and Distribution Fuel Additive
To inquire about availability in other regions or to find out more contact your Afton Representative.

Key Performance Benefits

Jet Fuel

  • Approved under MIL-PRF-25017 and registered on U.S. Military Qualified Products List, QPL-25017, Category 1
  • Miscible with aviation Fuel System Icing Inhibitor (FSII)


  • Suitable in pipelines designed for the transportation of light petroleum products
  • Minimises corrosion and the formation of corrosive products
  • Minimises risk of pipeline filter and pump blockages due to products of corrosion
  • Good low temperature properties permitting ease of application
  • Approved on Colonial and Buckeye Pipeline systems in the U.S.


AvGuardTM CI/LI is the latest and most modern QPL-25017 registered corrosion inhibitor and lubricity improving additive, designed and approved for use in military jet fuel and multi-product pipeline applications. AvGuardTM CI/LI is certified as a Biobased Product through the USDA's BioPreferred® programme.

Recommended Dosage

The aviation approved treat rates for AvGuardTM CI/LI are as follows:
Relative Effective Concentration (REC): 6 mg/l (g/m3)
Minimum Effective Concentration (MEC): 9 mg/l (g/m3)
Maximum Allowable Concentration (MAC): 24 mg/l (g/m3)

The treat rate for AvGuardTM CI/LI additive as a corrosion inhibitor will vary based upon desired performance and fuel characteristics. The typical range is 3 to 9 ppmv, with a recommendation of 6 ppmv. Please contact your Afton Chemical representative for specific recommendations.

Typical Characteristics

Handling Information

Max Handling Temp: 40°C
Shelf Life: 84 months