Dry air breather assembly

Electrochemical sensor having microcavities

Filter for the removal of particulate and vaporous mercury

Flow-limited direct GC/MS interface

Fluid connector for microdevices

Fuel tank cap

Fuel tank for use in a motor vehicle

Fuel vapor arresting means for motorcycle engine fuel system

Fuel vapor canister

Fused silica capillary column

Gas & odor adsorbing unit

Gas adsorbent and process for producing same

Gas adsorber cell test sampler

Gas chromatograph/autosampler coupling assembly

Gas filter

Gas-venting filter for collection appliance

Heat exchange element

High efficiency sensible and latent heat exchange media with sel

Humidity and heat exchanger apparatus, and method for its manufa

Injection septum