Gasoila JC-30 PTFE High-Fill Thread Sealant, 1 pint Can Can be used with Freon 22, aromatic fluids and food products Do not use in oxygen systems Ideal for use on worn, damaged or irregular threads Provides excellent chemical resistance in use with water, steam, corrosives, acids, petroleum products, hydraulic fluids, cryogenics, jet fuel, CNG, LP and natural gas Forms a protective coating for valve stems and similar movable surfaces exposed to high humidity