Midland Scientific Inc. is a nation-wide full line distributor of laboratory chemicals, equipment, instruments and supplies.  Proprietary lines include MSI brand chemicals and consumables, as well as the MSI brand Trifold filter paper designed for soil testing labs.  The company serves a diverse range of industries, including agriculture,  ethanol/biofuel, food, manufacturing , environmental, and research markets from warehouses located in Davenport IA, Rapid City SD, Denver CO and corporate headquarters in Omaha NE.  Midland Scientific is a WBENC certified woman-owned business that was founded in 1975.