Sorbent Tube, Microlite, 8X110, 500mg, 50/BX Back Catalog number: 811-9964-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800073 Tube Holder Dual Variable Flow, only Price on request 800135-10 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi Price on request 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Price on request