Waste Anesthetic Gas (WAG) Canister Activated Charcoal Filter 4 Canisters/Case , Patterson 11090
 
Activated charcoal filter for absorption of 200 g of halogenated agent.
 
Contains 2 lb of the highest quality activated charcoal available to make the WAG Canister the most effective filter on the market
Will absorb 200 g of halogenated agent (4 times the amount of traditional activated charcoal canisters)
Unique design traps isoflurane or sevoflurane molecules in canister
Relief holes on top ensure that canister can sit upright on a flat surface
Passed independent testing according to OSHA regulations of 2 ppm (using infrared spectrophotometer)
No breakthrough exhibited at +/-60 l/pm flow rate