High quality vacuum oils for standard rotary vane vacuum pumps improve the performance of the rotary vacuum pumps used on scanning and transmission electron microscopes, sputter coating systems, vacuum ovens, glow discharge and other vacuum systems. The original brand vacuum pump oils offered are intended for standard rotary vacuum pump applications. Unlimited shelf life when stored in unopened containers in a cool, dark place.
It is advised to change the vacuum oil once a year or sooner if the colour of the vacuum oil changes from clear to dark yellow/light brown. The choice of vacuum pump oils for rotary vacuum pumps include:

Pfeiffer P3 vacuum pump oil for Pfeiffer UNO and DUO rotary vacuum pumps and vacuum systems for Cressington SEM coaters
Product # Unit
64-001103-11 ltr
Olio per pompe per vuotoEdwards Ultragrade 19 vacuum pump oil for standard applications in single and dual stage rotary vacuum pumps
Product # Unit
64-001101-1 1 ltr
64-001101-4 4 ltr