... similar prduct. It is an ideal air biological sampler for medicine plant,hospital, biological products,food machining,public and ... Φ120 * 300.8. Weight 2kg Structural features1. Sampling head for the numerous porous, so that uniform distribution of micro-organisms ... , sampling pump, Block, sampling pump power. Lower for the control panel, memory, LCD display, keyboard, battery components, see fig.2. ...