Texas OilTech Laboratories, Inc. - Independent ISO 9002 certified petroleum, petrochemical, and environmental testing laboratory in Houston, Texas. Oil Analysis Lab, Inc. - Analyzes engine trankcase oil and transmission oil to diagnose engine problems and most efficient oil change schedule. Based in Spokane, Washington. Herguth Testing Labs - Testing oil, fuel, grease, coolants and refrigerants as well as lubrication studies, tribology and condition monitoring. Chempro Inspections Pvt. Ltd. - Third party inspection services for chemical, petrochemical, petroleum, bulk drugs and pesticide storage equipment. Also undertakes inspection of API 5L SAW Pipes. Based in India. Crude Quality Inc. - Planning and implementing crude oil testing programs. PetroTech Intel, LLC - PTI provides services to evaluate and characterize crude oil. Products include crude assays, newsletters highlighting crude quality changes and a database on crude fields. Wear Check Canada Inc. - Used oil analysis for gasoline and diesel engines. Web based software capable of managing sampling programs for large fleets of equipment. International Lubrication and Fuel Consultants, Inc. - Fuel analysis for petroleum vendors, users and environmental work. Cathodic protection services. Isotopic Ltd - Mineral and fluid analyses for analysis of reservoir connectivity and stratigraphic correlation. Isotope services. Peak Petroleum Testing Services, Inc. - Testing refined hydrocarbons for petroleum suppliers and users. The Oil Lab - Professional oil analysis service for individuals and industry in Blackburn, Lancashire, UK. Polaris Laboratories, LLC - Testing and analysis for oils, fuels, coolants and water-based fluids with an emphasis on the transportation, industrial, oil and gas, off-highway and power generation industries. Harris Testing Laboratories - Analysis of crude oil, diesel, gasoline, jet fuel, kerosene, lube oil, naphtha and petrochemical solvents by ASTM and other standard methods. Based in Houston, Texas. Insight Services, Inc. - Independent oil testing laboratory providing ferrography, oil filter tests, tribology, and engine oil tests. Located in Cleveland, Ohio. Panair Laboratory, Incorporated - Quality control testing for jet fuel, aviation gas, gasoline, diesel, lubes, and hydraulics to the Air Transport Association, ASTM and Joint Fueling Specification requirements. Fuel Only, Inc. - Fuel analysis, testing and research laboratory providing services to commercial and industrial businesses. R&G Laboratories, Inc. - Laboratory tests oil, grease, coolants, fuel and transformer oil. Most results available within 24-48 hours. Based in Tampa, Florida. Oil Check Laboratory Services Ltd. - Provides oil analysis and testing for industries and manufacturers requiring oil condition monitoring programmes. Onta Inc. - Petroleum crude oil samples and petroleum crude oil rock samples. Alberta Sulphur Research Ltd. - A nonprofit research organization specializing in the chemistry and technology of sulphur and its compounds relating to the sulfur and sour gas industries. Based in Calgary, Alberta, Canada.