Envirotech - Model APM 430 -High Volume Air Sampler

High Volume Samplers are the basic instruments used for monitoring dust in Ambient Air. They are in widespread use all over the world. In these samplers, airborne suspended particulate (SPM) are measured by passing air at a high flow rate through a high-efficiency filter paper which retains the particles and provisions have been made for simultaneous sampling of gaseous pollutants also. Envirotech APM 430 has a continuous duty blower with a brushless motor to ensure continuous working for up to 28 hours. The noise level has also been reduced by using a noiseless blower. It also has provision for gaseous sampling for example NOx It is more compact and lighter can be carried in a car trunk and is ideal for field use.