EMSL Analytical, Inc., a national network of fifty laboratories located throughout the U.S. and Canada. Established in 1981, EMSL is a nationally recognized and locally focused provider specializing in fast laboratory results for Allergens, Asbestos, Chemistry, Fire and Smoke, Indoor Air Quality, Industrial Hygiene, Lead, Material Science, Metals, Microbiology, PCR/DNA, Radio Chemistry, Radon, Silica, and Water Quality. EMSL also carries sampling pumps, media, and investigative equipment.