LA-CO® By Mars® Slic-Tite® Thread Sealant, Heavy Duty, 1/2 pt, Composition: Ethanol, Distillates (Petroleum), Hydrotreated Light Naphthenic, Distillates (Petroleum), Hydrotreated Heavy Naphthenic, PTFE, Viscous Paste, White, Grease, -50 to 500 deg F, 1.48 Specific Gravity, 300 deg F Flash, Flammability: 1 NFPA, Applicable Materials: Metal, PVC, CPVC and ABS