Qingdao Guida Special Gas Co., Ltd.  

Qingdao Guida Special Gas Co., Ltd. is specializing in special gas, industrial gases, medical gases and calibration gases for more than seven years. The main gases we are dealing with are Oxygen(O2), Carbon Monoxide(CO), Ethylene(C2H4), Sulfur Hexafluoride(SF6), Carbon Tetrafluoride(CF4), Nitrous Oxide(N2O), Sulfur dioxide(SO2), CO2/ETO, Helium, Liquid Ammonia(NH3), Butane, Propane, Liquid Cl2 and etc. As for the grade of different gases, it includs industrial grade, food grade, medical grade, electronic grade. We can also provide various specifications of high pressure seamless steel gas cylinders, high pressure aluminum gas cylinders, Dewars, drums and other equipments. Cylinder standards include: DOT-3AA, GB5099, EN1964-1, ISO9809-1, ISO9809-2 and ISO9809-3 with TUV, BV, CE TPED certificate. We are proud of providing our customers high quality products and superior service, which make us enjoy a high reputation in our country and own a certain number of customers of USA, Canada, ... [View More..]