Milton Enterprises Manufacturing reinvented Semi Automatic Sampling System with Diffusion Cell Apparatus is used to study of trans-dermal properties of pharmaceutical substances in the pharmacy colleges, medical research institutes and pharmaceutical industries. Having 6â??stages & 8-stages Motorless Stirring Drives, user can drive each stirrer stage at different RPM from 100 RPM to 1000 RPM, diffusion cell apparatus provided with water circulation system to maintain uniform temperature throughout all diffusion cells, water circulation system consists of water circulation pump which circulate water to all diffusion cells, and get back to maintain temperature.