Since it is a direct reading type, there is little individual variation.
We offer a wide variety of detector tubes for different gases and applications. Detector tube name: 121U Phosphine
Number of measurements per box: 20
Measurement gas name: Arsine
Measurement range: 0.05 to 2 ppm
Measurement gas name: Phosphine
Measurement range: 0.05 to 2.0 ppm
Measurement gas name: Hydrogen phosphide
Measurement range: 0.05 to 2.0 ppm
