Shanghai Linghua engineers mainly on Gas Chromatography and its applications. Linghua provides complete package from hardware to services of any kind. Linghua may provide support (but not limited) on:Transformer Oil,Alcohol/Perfume,High-purity gas detect,Volatiles in water and beverages,Blood alcohol test,Solvent Residual in pharmaceutical production,Air quality check,PET test,Package VOC residual in Tobacco & Food production,Petro-Gas components.Linghua also produces products like: Headspace sampler, Auto liquid sampler, Thermal Desorber, Chem-station, Hi-purity N2 generator, Hydrogen generator, Silent Air Pump, Tri-Gas Generator and Gas Purifier. We are also dealer to sell many products from other company including GC capillary columns, LC columns, etc.