Loctite 577 Thread Sealant, Fluorescence High Viscosity Instant Low Pressure Seal, Tube, 50 mL, Composition: Tetramethylene dimethacrylate, Oleic acid 5.5EO, Methacrylic acid, monoester with 1,2-propanediol, polymer with 4,4-methylenediphenyl diisocyanate, Polyglycol dimethacrylate, Ethene, homopolymer, Ethene, Yellow, Mild, -65 to 355 deg F, 1.17 Specific Gravity, >199.4 deg F Flash, <3% VOC