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 800253 Single Variable Flow Kit, 6 x 70mm (Standard Charc Price on request 200131 Impinger Holder, Double, Aluminum, GilAir/HFS Price on request 811-9965-50 Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX Price on request