Cornerstone Analytical Laboratories (CAL) is an analytical testing laboratory that provides testing services to the pharmaceutical, dietary supplement, food, petroleum, manufacturing and academic industries. CAL provides routine testing, method development and consulting services.
Cornerstone Analytical Laboratories provides valuable onsite consulting services. Staff is very knowledgeable with regard to instrumentation and method development. We will continue to utilize Cornerstone Analytical, and refer clients in need of chromatography services.
SabaQuality Assurance Manager
Cornerstone Analytical provided solutions to several of our analytical needs. They worked with us to find solutions to our unusual sample matrix. A great technical resource. We will definitely use them again.
They have done very good work at analyzing our essential oils which is not that easy to do. They are very helpful.