Sensidyne BDX II collects accurate and reliable collection of air samples for industrial hygiene analysis. This personal sampling pump offers a high flow rate to precisely draw airborne contaminants through various media (filters, sorbent tubes) to measure worker exposure to dusts, fumes, and vapors. Its constant flow technology ensures samples are collected with unwavering consistency within the 500 to 3000 cc/min range, guaranteeing data integrity.