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 800259 Single Tube Holder Kit, 7-10 x 110mm Price on request 800136 Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubing Price on request 800254 Single Variable Flow Kit, 5 x 150mm [Kitagawa TWA Tubes] Price on request