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 811-9965-50 Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX Price on request 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request