LA-CO® By Mars® Visu-Glow® Fluorescent Gas Leak Detector, 8 oz, Composition: 1,2-Propanediol, Triethanolamine, Diethanolamine, Glycerol, Sodium Sulfate, Sodium Hydroxide, Sodium Hydroxide, Viscous Liquid, Light Yellow-Green, 15 to 200 deg F, > 107 deg C Flash, 0.3 VOC