Sorbent Tube, Silica Gel, 6X70, 100/50, 50/BX Back Catalog number: 811-9966-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 811-9969-100 Sorbent Tube, Silica, DNPH, 6X110, 300/150, 100/BX Price on request