The Wesco Vapro 5600 is a vapor pressure osmometer designed for use with microsamples derived from aqueous or viscous solutions. It allows a sample volume from 3 µl and offers a measuring range of up to 3800 mosm/kg. No sample preparation is necessary and it has menu-driven operation and a built-in printer. It was manufactured in 2016 and comes with a warranty Labprocure takes responsibility for this device.