GL Sciences Inc., headquartered in Tokyo, Japan, and established in 1968, operates globally to supply a comprehensive suite of analytical instruments and consumables. The company specializes in offering advanced gas and liquid chromatography solutions, encompassing the core equipment, essential components like fillers, analytical columns, solid phase materials, and various peripheral devices, alongside sample pretreatment apparatus. Their extensive product portfolio includes a wide range of sample preparation items such as solid phase extraction columns and accessories, vials, syringes, disposable filters, certified reference materials, cells, and gas sampling tools, in addition to biological and life science products and specialized tubing. For liquid chromatography, they provide LC/MS columns and associated accessories, while their gas chromatography line features GC/MS capillary columns, various packed columns and absorbents, related accessories, and complete GC instruments, all complemented by technical support. They also supply Gastec detector tubes for specific analytical needs. Beyond chromatography, GL Sciences produces quartz tools vital for semiconductor manufacturing, offers analytical instrumentation specifically for gas chromatography systems, and provides LC-related products including valves, degassers, and pumps. The company also ventures into the automated recognition business. Their diverse clientele spans numerous industries, including environmental and water management, food and beverage production, cosmetics, life sciences, metal and mining, energy, petrochemicals, general chemistry, and automotive/interior materials. The company adopted its current name, GL Sciences Inc., in October 1990, having previously been known as gas Chromatography Industrial Co., Ltd.