Charcoal Tube, Coconut Shell, Standard, 50/100mg, Back Catalog number: 801935 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 800075 Tube Holder Quad Variable Flow, only Price on request 200113 Tube Holder Housing, 7-10 x 110mm, 5/8", L240 Price on request 811-9980-50 Sorbent Tube, XAD-7, 6X70, 60/30, 50/BX Price on request