The Glas-Col 099A VC29135 Cartridge holds (10) 28mm to 29mm diameter test tubes on Glas-Col Multi-Pulse Vortexers (sold separately). It has a foam and acrylonitrile butadiene styrene (ABS) base for durability and chemical resistance.
Glas-Col manufactures products such as rotators, mixers, and heaters for laboratory and industrial applications. The company, founded in 1939 and headquartered in Terre Haute, IN, meets International Organization for Standardization (ISO) standard 9001:2008.