40mm NATO Gas Mask Filter (RD40) CBRN NBC ABEK - BRAND NEW - NOT EXPIRED! | eBay
Drager Gas Filter (EN14387) 1140 A2B2E2K2
Dräger X-plore® Rd40
Honeywell™ RD40 Aluminum Canister Filter For respiratory protection against organic gases and vapors with a boiling point greater than 65°C Air Purifying Respirators Full Face | Fisher Scientific
Respiratory filter with standard thread, NO-P3 | Respiratory filters | Respiratory protection | Occupational Safety and Personal Protection | Labware | Carl Roth - France
Drager Combination Filter 940 A2B2P2 R D
Honeywell™ RD40 Plastic Filter A2B2E2K2 XL Activated and/or impregnated charcoal without chrome, 106 mm OD, 345 gr SCBA Accessories | Fisher Scientific
Drager Combination Filter 1140 A2B2E2K2HgNO CO 20 P3 R D