POLARIS Laboratories® provides more than 100 different tests to help our customers predict maintenance, extend equipment life and identify problems before failure occurs. All of the laboratory testing we conduct complies with ASTM standards and is conducted in our ISO 17025-accredited laboratories. Click below to see our complete list of available oil, coolant, diesel and specialty tests along with the ASTM method, units of measure, sample amount required and laboratory location TAT capabilities and rush requirements.