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$165.00
SE
BOSEAN BH-90M-CO Gas Detector
0-1000ppm
Range 0-1000ppm, resolution 1ppm, unit ppm, suitable for gas carbon monoxide, the alarm point can be set manually, the default alarm point of different gases is different, the response time T90 < 60s.
$228.00
SE
Baoshi'an BH-90-NO2 Nitrogen Dioxide Gas Alarm Instrument 0~20ppm
ElectrochemistryMiscellaneous0~20ppm（NO2）DiffusionDiffusion
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