Crosstex™ Surgical Tie-On Mask Crosstex™ Surgical Tie-On Mask GCS ASTM LEVEL 2. Ideal for procedures where moderate to light amounts of fluid, spray and/or aerosols are produced. Where to Buy x Category - Any - Dealer Partners Sales Representative Strategic Markets Schools Representative Accutron™ Equipment Sales Zip Code Find Representative Reset No results found. Please try a different search or explore: Sales Representatives | Dealer Partners | Strategic Markets | Schools | Accutron