Gastec Calibration Gas PD-1B And PD-1B-2

Calibration Gas PD-1B And PD-1B-2 | Gastec Generating Equipment The Permeate is a gas generator for calibration purposes that utilizes permeation and diffusion tubes to generate the calibration gas. When the permeation and diffusion tubes are set at a constant temperature, the weight of both the permeating and the evaporating diffusion gas will be respectively […]