Dow Corning High Vacuum Grease

Silicone High Vacuum Grease, 150g

Used as a sealant for vacuum, distillation, and pressure systems. Lubricates valves, stopcocks, and synthetic rubber gaskets and seals in high temperature applications. Used to lubricate O-rings in telescopes and binoculars, and can prevent fogging of lenses. NC-1087

Apiezon PFPE 501 Vacuum Grease, 100g

Apiezon PFPE 501 Vacuum Grease, 100g

Used as a high performance lubricant and sealant which can be used with confidence in extreme environments, ultra high vacuum conditions and in the presence of gaseous and liquid oxygen at elevated temperatures. NC-14152