Diffusive Sampling - Monitoring and Testing Information

Articles & Whitepapers

Evaluating a Chemical Fume Hood for Containment of Solids, Liquids, and Vapors Using ASHRAE 110, HAM, and ISPE Methods

Abstract: Flow Sciences has more than three decades of experience in designing, manufacturing and testing powder containment devices, predominantly for the pharmaceutical industry. These enclosures have evolved from small balance containment devices connected to remote blowers, to a variety of custom and standard products. This increased product diversity has been achieved while maintaining the ...

Field trial of a new commercially available diffusive ground-water sampler

Field trials of a new commercially available diffusive ground-water sampling device were conducted at two industrial properties in the Blue Ridge Province of North Carolina. The test sites have ...

The Advantages of Passive Groundwater Sampling

Since passive groundwater sampling was introduced over 20 years ago, the reliable, cost-effective sampling collecting alternative to groundwater purging has gained wide acceptance by environmental regulators and consultants. This form of ...

Showcase

Personal Exposure Air Sampler

The MerPAS® sampler is small in size and is compatible with personal sampling. For this configuration, the yellow body diffusive barrier is used without any protective housing. The sampler is attached to a plastic plate and then attached to the lapel or shirt pocket to keep the device near the worker breathing zone. Typically, the sampler would be worn for the the full 8-hour workday. General ...