Sorbent Tube, XAD-7, 6X110, 100/50, 50/BX Back Catalog number: 811-9979-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9965-50 Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX Price on request 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Price on request 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request