Clark Labs - Taking Petroleum
Testing to the Next Level

With over 30 years of experience providing laboratory-testing services, our served markets include steel producers, raw materials suppliers, petrochemical plants, engineering and manufacturing companies, coal and coke producers and end users, and the refining industry. Clark Labs offer a uniquely integrated combination of analytical, QA/QC, consulting, and training services.



Our competency includes standardized testing, product QA/QC, and consulting for the following:

diesel and gasoline specifications
aviation turbine fuels
fuel oils
motor oils
mineral, glycol, and synthetic lubricants
hydraulic fluids
crude oils and distillates
refinery catalysts