Sampling Tubes & Pumps

**Tb Dctr Crbn Dislfd .63-100 Ppm Cs2 Chem      *Gastec Carbon Disulphide Gas Detector Tube features 4 pump strokes and 1/4 correction factor for 0.63 - 1.25 ppm measuring range, 2 pump strokes and 1/2 correction factor for 1.25 - 2.5 ppm...

**Tb Gastec Dctr Hygn Sulphide 0.25-120Ppm      * Gastec Hydrogen Sulphide Gas Detector Tube features 2 - 10 pump strokes and 1/2 - 1/10 correction factor for 0.25 - 2.5 ppm measuring range, 1 pump strokes and 1 correction factor for 2.5...