The Original Big Blu family of bubble leak detectors are used by OEM's and industry professionals worldwide. Our fluids are strong, persistent film forming liquids that are the only bubble/foam indicators capable of detecting gas leakage down to 0.65 ounces per year. Use on any gas including Oxygen.
35 to 177 deg F temperature|Non-toxic, non-corrosive, biodegradable, oxygen safe
Refrigeration Technologies Microleak Detector, Spray On, Series: BIG BLU, 0.65 oz per year Sensitivity Level