Northbrook Environmental ConservationEcologcl Org 700 Landwehr Rd Specializing in Carbon, Hydrogen, and Nitrogen analysis, Midwest Microlab, LLC also provides elemental analysis for direct Oxygen, and halogens, including Fluorine. Established in 1956, Midwest Microlab, LLC provides rapid accurate microchemical analysis to research and industry. Northbrook IL Environmental ConservationEcologcl Org Environmental Inc Midwest Lab www.midwestlab.com CH analysis CHN analysis carbon hydrogen nitrogen halogen fluorine carbon analysis hydrogen analysis nitrogen analysis halogen analysis fluorine analysis carbon hydrogen nitrogen analysis microchemical combustion elemental analysis CH analysis CHN analysis carbon hydrogen nitrogen halogen fluorine carbon analysis hydrogen analysis nitrogen analysis halogen analysis fluorine analysis carbon hydrogen nitrogen analysis microchemical combustion elemental analysis Business Reviews Environmental Inc Midwest Lab Testimonials