Scienceware* Ozone-Safe Dust Remover

Blow-Hard* O.S. Extra* non-flammable form (tetrafluoroethane) provides strong, sharp blasts of triple-filtered gas to remove dust and dirt particles. Use it for fast and easy cleaning of balances, microscopes and other optical equipment, as well as on computers, centrifuge heads and a variety of other laboratory equipment. Extension tube (included) helps access hard to reach areas. 10 oz.