Technical feature:
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Adoption of the most advanced large Teflon diaphragm,which makes the sensor with stable liquid junction.
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Unique structure preventing the sensor f...
High Precise Hcho & TVOC Gas Monitor for Room Air Quality
Specifications Test Item HCHO&TVOC in the air
Test Range
0.000-1.999 mg/m3 (HCHO)0.000-9.999 mg/m3 ...
Ce Approved IP66 Nitric Oxide Monitor(NO)GT903-NO >>> DescriptionThe GT-903 is the basic model of portable instruments. It can be a single gas detector or 4-gase...