GL Sciences Inc. provides gas/liquid chromatography equipment, pretreatment equipment, components, fillers, analytical columns, solid phase, and peripheral equipment in Japan and internationally. The company offers sample preparation products, including solid phase extraction columns and accessories, vials, syringes, disposable filters, certified reference materials, cells, and gas sampling, as well as life sciences/bio and tubing products. It also provides liquid chromatography products, such as LC/MS columns and accessories; gas chromatography comprising GC/MS capillary columns and accessories, GC packed columns and absorbents, GC packed columns accessories, and GC instruments, as well as technical support services; and gastec detector tubes. In addition, the company offers quartz tools for use in semiconductor production; analytical instrumentation for gas chromatography systems; and LC related products, such as valves, degassers, pumps, and related products, as well as engages in the automated recognition business. It serves environmental and water, food and beverage, cosmetics, life science, metal and mining, energy, petrochemical and general chemistry, and automotive and interior material industries. The company was formerly known as gas Chromatography Industrial Co., Ltd. and changed its name to GL Sciences Inc. in October 1990. GL Sciences Inc. was founded in 1968 and is headquartered in Tokyo, Japan.