... Products: Hotplate,Stirrer,Stirrer Hotplate,Melting Point Device,Sampler Concentration,Block Heater,Vortex Mixer,Cold Keeper,Mixer Incubator, Rocker, Shaker ... , Roller Mixer, PCR,etc.Applications:Block heater is designed for widely use in Chemical, Biochemical, ... controlled and run for the two different blocks.Various block inserts can be chosen for different tubes and need ...