Sorbent Tube, Silica Gel, 8X110, 300/150, 50/BX Back Catalog number: 811-9967-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800229 Tube holder plug for manifold Price on request 800253 Single Variable Flow Kit, 6 x 70mm (Standard Charc Price on request 200114 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 Price on request