Scientific, laboratory and measuring apparatus and instruments, namely, tangential flow filtration devices; filters for laboratory use; filter holders, namely, a manifold plate and one or more end plates for laboratory use; software for operating laboratory equipment; software for operating tangential flow filtration devices; pressure sensors; ultrafiltration filters for laboratory use; ultrafiltration filters for tangential flow filtration; ultrafiltration (CUT) membranes for laboratory or scientific use; pH electrodes; membrane filters for laboratory or scientific use, namely, tangential flow filtration; membranes and apparatus, namely, tangential flow filtration membranes, filtration cassettes containing such membranes and holders for such filtration cassettes used in dialysis, reverse osmosis and ultrafiltration for laboratory or scientific use, liquid filtration, purification and concentration devices, namely, tangential flow filtration cassettes and holders for such cassettes for laboratory use; parts and fittings for tangential flow devices for all the aforesaid goods

Membranous filtering units for tangential flow filtration in the nature of filtration cassettes for pharmaceutical, beverage, food and biopharmaceutical products; purifying cartridges, units, systems, apparatus and instruments for pharmaceutical, beverage, food and biopharmaceutical liquids; pharmaceutical, beverage, food and biopharmaceutical liquid purification units for industrial use; filters, filter cartridges, filter holders and clamping devices for tangential flow filtration; apparatus and instruments, namely, filter holders for one or more filtration cassettes, the holders in the form of one or more manifolds and one or more end plates, and instruments in the form of one or more pumps and sensors for tangential flow filtration; tangential flow fluid filtration systems, namely filtration cassettes and filter holders for the filtration cassettes; pharmaceutical, beverage, food and biopharmaceutical liquid treatment equipment in the nature of tangential flow filtration cassettes, filter holders for such cassettes and clamping devices to secure the cassettes and holders together; parts and fittings for tangential flow devices for all the aforesaid goods