VIVAFLOW 200 FLIPFLOW FILTRATION CAS:... Trade Name: SIGMA pore size 0.2 μm pore size 0.2 μm Z615404 VIVASPIN 20 CENTRIFUGAL CONCENTRATOR CAS:... Trade Name: SIGMA MWCO 1,000 kDa MWCO 1,000 kDa Z629502 VIVASPIN 20 CENTRIFUGAL CONCENTRATOR CAS:... Trade Name: SIGMA MWCO 1,000 kDa MWCO 1,000 kDa Z629499 | ||||||||||||||||