Sorbent Tube, Silica Gel, 6X70, 150/75, 50/BX Back Catalog number: 811-9965-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200112-10 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 (Pac Price on request 800253 Single Variable Flow Kit, 6 x 70mm (Standard Charc Price on request 800263 Single Tube Holder Kit, 5 x 150mm [Kitagawa TWA Tu Price on request