Ion Science PID Calibration Gas & Regulators Part:44L Isobutylene 1,000 ppm / Air (FX44-21-1000) and a built-in shelf holds

and a built-in shelf holds the control unit during operation

300-CA-C — calcium ion cartridge

ready to pair with your own EPA 180

Dissolves general deposits from the glass bulb and reference junction to restore response time

The Geotech ET Portable Water Level Meters are used to provide high-accuracy water level measurements in wells and boreholes

Ion Science PID Calibration Gas & Regulators Part:44L Isobutylene 1,000 ppm / Air (FX44-21-1000) and a built-in shelf holdsIsobutylene and benzene calibration gas cylinders plus flow regulators for calibrating Ion Science PIDs Tiger XT, Tiger, Cub, Falco 2, TVOC 2 and Titan. Select your cylinder size and concentration from the dropdown. Isobutylene is the standard PID calibration span gas; benzene mixes are used when calibrating benzene specific instruments. Choose the 0. 5 LPM fixed flow regulator for diffusion instruments or the demand flow regulator for pumped