Tailored testing for consumer supply chain. We have served the Northwest and beyond for nearly 40 years with comprehensive fo ... od safety and nutritional testing, as well as soil-to-sale cannabis analysis. Your business demands accurate testing, quick turnarounds and professional support. Columbia Laboratories team of seasoned scientists have an arsenal of state-of-the-art equipment at their fingertips. We offer extensive ISO-accredited microbiology, nutritional analysis, cannabis testing, and pesticide residue testing. As a Tentamus Group member, we work with our sister labs to provide global testing support. Contact us today for consult and services. read more