Tube Holder Hose Barb Fitting (Packg of 10) Back Catalog number: 800170-10 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 171SC Formaldehyde 0.05-4.0 ppm Gas Detector Tube, pk/10 Price on request 801935 Charcoal Tube, Coconut Shell, Standard, 50/100mg, 6 x 70mm (Packg of 50) Price on request 811-9963-50 Sorbent Tube, Microlite, 6X70, 200mg, 50/BX Price on request