5-pack AirChek ® XR5000 Pump Kit, high flow and low flow sampling, with five each: XR5000 pumps with high-power Li-Ion battery, filter cassette holders, adjustable low flow holders, constant pressure controllers, protective Type A tube covers, (1) five-station Multi-charger, 100-240V, and one…

A device which allows a sampling pump to operate at low flow rates and with the optional adjustable low flow tube holders. The CPC is placed inline between the adjustable low flow tube holder and the pump inlet, and regulates the specific amount of pressure to be maintained across the needle…