Pyur Scientific Lab Vacuum Pump Oils come in 5-gallon containers and are designed to lubricate and cool rotary vane vacuum pumps. Use in a well-ventilated area.#870805 #PyurScientific #VacuumPump #Nutrients #Solvents #HydroponicsTown https://www.hydroponicstown.com/870805-pyur-scientific-lab-vacuum-pump-oils-5-gallon