MUSTARD DOG

Instruments for the physical and chemical detection and analysis of materials, namely, gas detectors, gas analyzers, corona discharge sensors, semiconductor sensors, photoionization analyzers, thermal conductivity analyzers, refractometers, moisture analyzers, hydrocarbon analyzers, spectrometers, oxygen analyzers; electronic gas detection apparatus used as stand-alone unit or in connection with a central control unit of electronic security systems for detecting and reporting the presence of hazardous gases through a central control unit; chemical detection alarms