Fuel and Lubricant Testing


SPL Notice to Customers

SPL COVID-19 Response
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7

Search for More Testing Here

SAE ARP5088 - Acid Number

We perform lubricants testing by SAE ARP5088 to determine the total acid number of new and degraded polyol ester and diester based gas turbine lubricants. This test uses a potentiometric titration technique. The total acid number can be used to assist in the assessment of a lubricant during condition monitoring and for quality assurance or specification verification.

We also perform acidity and acid number testing by ASTM D1613ASTM D3242ASTM D3339ASTM D664ASTM D7795ASTM D847ASTM D974IP 139IP 177IP 354ISO 6618, and ISO 6619. These different test methods use different instruments or procedures or are used for certain sample types. Click on the test method number to learn more about each test.

Contact us today to receive a quote for your lubricants testing.

Sample quantity required: 10 ml

For additional information on this test method or to purchase a copy of the test method, please click HERE to open a new window and visit the SAE International website. Learn more about our laboratory's certifications and quality program here.