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.