We are leading manufacturer and supplier of Industrial Handy Dust Sampler (APM 831) in Noida, Uttar Pradesh, India available with following details. Specifications: Suction Pump: Diaphragm Pump. Sampling Rate: 0.5 â 1 LPM Power Supply: 230+/-10V AC, 50Hz with Battery charger and Rechargeable Batteries (2AH). Operation Time: 8 hours with full charge, with sampling rate of 1 LPM. Charge: 15 hours or less. Sampling Train: Consisting of 2 Nos., 35 ml glass impinges kept in ice tray connected with inert Silicone tubing.