Photoacoustic spectroscopy (PAS) is a novel technology that is used to produce gas detectors stop.
Laser photo acoustic spectroscopy is a highly attractive method for the trace gas analysis in ppb and ppm level due to high sensitivity linearity and low sample gas volume.
PA301 Detector for FTIR- Solid/Semi Solid/Liquid and Dark Samples
GASERA ONE PULSE+ Is a multi-gas analyzer that can be configured for several applications measuring up to 10 gasses in one instrument.