Recommended for vacuums reaching between 1 x 10-5 and 1 x 10-6 mm HgDow Corning™ High-Vacuum Grease is used as an anti-seize grease in ground glass joints. It is used to lubricate synthetic and silicone rubber gaskets. Further, it is used to lubricate plug valves, control valves, flow meter bearings, ceramic plug cocks and fire extinguisher valves. In addition to this, it is used to lubricate water-treating equipment, laboratory equipment, lubricate O-rings on binoculars and telescopes and to prevent fogging of delicate lenses.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.