A.+ E. Fischer-Chemie GmbH + Co. KG

Shenzhen Changsheng Industrial Equipment Co., Ltd. (formerly known as Shenzhen Sanli Electric Power Technology Co., Ltd.) was established in February 2002, mainly engaged in the trade of "imported equipment and spare parts", with import and export op

The Activity is mainly focussed on liquid chromatography, we have developed : Electrochemical detectors, Refractive index detectors, for analytical and preparative chromatography, with the patented in line light beam system.

GS-Tek is a lead manufacturer of chromatography columns and analytical solution base analyzers in Delaware, USA. We provide our customers with a wide range of quality products including chromatographic columns, consumables, supplies, and solution bas