Serve for environmental protection ,hygiene and anti-epidemic ,pharmaceutical test,workstock and aquatic products etc.which applied in scientific research institute,college and manufacture department .It's a dedicated constant-temperature equipment for analysis of water body,BOD test,cultivation and storage of bacteria ,moulds and microorganisms,plant cultivation and seed-breeding test. Polished stainless-steel chamber,semicircular arcs at corners for easy cleaning ,and the space between the sheles in th chamber is adjustable. Latest PID controller Independent temperature-limiting alarm system ensures experiments run safely. Temperature-limiting alarm system