3M 6096 Hg Mercury Vapor Filter Features: Gas, Vapor and Particle Filter 6096 provides protection against organic vapors (boiling point > 65 °C), acidic gases, mercury, and particles. Compatible with 3M™ Reusable Full Facepieces 7097S, 3M™ Reusable Full Facepieces 6000 Series, 3M™ Reusable Half Facepieces 7500 Series, 3M™ Reusable Half Facepieces 6500 and 6500 QL Series, and 3M™ Reusable Half Facepieces 6000 Series with the snap-on filter connection system.