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 800261 Single Tube Holder Kit, 7-10 x 175mm Price on request 200114-10 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 (Pac Price on request 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request