pumps, namely, centrifugal pumps, diaphragm pumps, and bellows pumps

deionization units for laboratory use, filters and filter housings for laboratory use, fluid separation units for laboratory use, membrane and ceramic filters for laboratory use, fluid monitoring and control devices, namely, automatic control valves, flow meters, flow regulators, pressure gauges, pressure regulators, conductivity meters, pH meters, oxidation-reduction potential meters, ozone concentration meters, chlorine concentration meters

fluid separation systems for water purification, pollution control and fluid processing, consisting of cross flow membranes and membrane housings, fluid flow measurement and control units, particle filters, ion exchangers, lime softeners; coalescers for separating immiscible fluids, distillation units for water purification, ozone gas generators for water purification, pollution control and fluid processing

installation, maintenance and repair of fluid treatment systems or fluid processing equipment

chemical laboratory analysis and testing services for fluid separation and membrane testing