Sorbent Tube, Silica (Spec Clean), 7X110, 50/BX Back Catalog number: 811-9970-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200114 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 Price on request 800062-10 Tube Holder Housing End, 1/2" for 6mm OD (Packg of Price on request 811-9989-20 Sorbent Tube, Beaded Carbon, 6X70, 140/70, 20/BX Price on request