Sorbent Tube, Microlite, 8X110, 500mg, 50/BX Back Catalog number: 811-9964-50 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800136-10 Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Price on request 811-9988-10 Sorbent Tube, Chromosorb-106, 10X150, 600/300, 10/ Price on request 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request