Leak Detector, Liquid, Size 8 oz, Color Blue, Temp. Range (F) -50 Degrees to 200 Degrees , Characteristics High Viscosity Formula, Strength, Easily Detection of Gas Leaks on Pipes, Fittings, Tanks, Coils, Cylinders, Pressure Vessels, Valves, Longer Lasting Bubbles Remain On Surface, Non-Toxic, Non-Corrosive, For Use With Lines Carrying Air, Oxygen, Nitrogen, Natural or Propane Gas, Carbon Dioxide, Refrigerants, Includes Dauber