Range (1 - 240 PPM) Hydrogen Sulfide Gas Detector Tube (10 Per Box)

STD4L Features: -GastecTMSelect from almost 300 Direct Reading Tubes. Tubes feature clear lines of demarcation for precise recording and accurate analysis. They are simple and easy to use and save training and sampling time. Use with GastecTM Precision Piston Pump.. -UNSPC CODE: 41104100. -Sampling Tubes & Pumps Sampling Tubes Pumps monitors calibration equipment tube pump. -TUBES HYDROGEN SULFIDE 1-240 PPM. Product Type: -Safety Equipment. Dimensions: Overall Product Weight: -0.2 Pounds.