Tube Holder Housing End, 1/2" for 5mm OD Back Catalog number: 800063 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800263 Single Tube Holder Kit, 5 x 150mm [Kitagawa TWA Tu Price on request 800254 Single Variable Flow Kit, 5 x 150mm [Kitagawa TWA Price on request 811-9971-50 Sorbent Tube, Silica (H2SO2), 6X70, 150/75, 50/BX Price on request