FH-1500 Mini Spray Dryer, developed by technicians in Shanghai Gaoji Biological Engineering Company, is used as an efficient and economical device for quick and easy drying of aqueous solutions and suspensions. Liquid sample can be spray dried to solid powder rapidly and smoothly providing that the resulting product has the characteristics of a solid material. This instrument is not only very useful for feasibility studies in pilot plant or labs, but also to produce small samples of dried product in industrial scale.