Sulfur Dioxide (SO2) Calibration Gas - 5 PPM Balance Nitrogen 900 repeatable readings even in tight

repeatable readings even in tight or angled spaces

it detects mercury concentrations from 0

CO range of 0–500 ppm (1 ppm resolution)

The Zefon Bio-Pump Plus is a dedicated bioaerosol sampling pump designed exclusively for use with Air-O-Cell cassettes

and HVAC diagnostics

Sulfur Dioxide (SO2) Calibration Gas - 5 PPM Balance Nitrogen 900 repeatable readings even in tightSulfur dioxide (SO) calibration gas at 5 ppm, balanced with nitrogen. Used for span calibration and bump testing of SO sensors on portable gas monitors. Compatible with the MultiRAE, ToxiRAE Pro SO, and any gas detector with an SO sensor requiring a 5 ppm span gas. Available Sizes: 34 Liter (P N: FX34 126 005) 120 Liter (P N: FX120 126 005) Cylinder Material: Aluminum Balance Gas: Nitrogen Regulator Required: C 10 (sold separately) Shipping: Ground