Personal Air Sampling PumpsPersonal air sample pumps for particulates in the breathing zone. Select Manufacturer CasellaNextteq LLCStoreFilterClear Apex2 Personal Air Sample Pump from Casella Ships from the manufacturer, shipping times may vary Flow Detective Digital Flowmeter Ships from the manufacturer, shipping times may vary Nextteq Continuous Sampling Tubes Ships directly from the manufacturer, shipping times may vary. VAPex Personal Air Sample Pump Ships from the manufacturer, shipping times may vary