Zalco Laboratories provides accurate, timely and cost-effective testing services for the petroleum and power industries.

Product and compliance analyses are performed on crude oils, condensates, natural gas, oilfield water, wastewater, hazardous waste, sludge, soils, and other types of matrices:

• Petroleum, liquids, and gas tests
• Formation, produced, and wastewater tests 
• Gas analyses, biofuels characterization, boiler water, and laboratory-based particulate tests for combustion facilities
• Hazardous Waste testing - 40 CFR; CA Titles 22 and 27; and SW-846

Our 30+ years’ reputation for quality comes from an expert staff of environmental testing professionals who understand your needs and work hard to deliver the results you expect. Our clients also appreciate the way that we work collaboratively to come up with tests that meet specific needs.

Zalco is accredited by the California Environmental Laboratory Accreditation Program (ELAP).