Tube Holder Triple Variable Flow, only Back Catalog number: 800074 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Price on request 811-9988-10 Sorbent Tube, Chromosorb-106, 10X150, 600/300, 10/ Price on request 800251 Tube Holder Kit, Dual Variable Manifold (Includes Price on request