liquid chromatography products for laboratory and industrial use, namely, gel permeation chromatography columns used for the analysis of polymers

Membrane contactors containing diffusion membranes or microporous membranes; namely, for gassing or degassing a liquid, controlling the amount of gas in a liquid, liquid-liquid extraction, humidification of a gas, and controlling humidification of a gas

Plastic in extruded form, namely a membrane or film for use in a charge storage device

Fluid processing equipment and components, namely membrane contactors containing diffusion membranes or porous membranes for gassing or degassing supplies of aqueous liquids

Air and water filters for domestic use

chemicals; namely, a sorbent for use in liquid chromatographic columns for scientific and research purposes

surgical sponges