Sensidyne Hydrogen Sulfide (1 - 30 ppm) & Mercaptans (0.5 - 5.0 ppm) Detector Tube 282S, 2 x 5 Tubes/Box. (Special Order Item) Buy 1 box gas tubes at regular price, get $10.00 off additional box purchased. Valid on order shipped 1 location in Continental United States. If buy more than 12 boxes, please call.
