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FM300: Desktop Formaldehyde Monitor

Measures Formaldehyde (CH₂O or HCHO) Concentration, Air Temperature and Humidity

View Datasheet > FM300


The FM300 is a desktop formaldehyde (CH₂O or HCHO) Monitor which measures formaldehyde concentration, air temperature and humidity and displays them simultaneously on an LCD monitor. The FM300 calculates statistical weighted averages of TWA (8-hour Time Weighted Average) and STEL (15-minute Short Term Exposure Limit) and features a Min/Max value recall function, CH₂O Calibration function in fresh air and Internal memory for manually storing (99 readings). Product comes complete with a universal AC adapter, multiple plugs and a user’s manual.

Additional information

Formaldehyde (HCHO and CH₂O)

Range: 0.00 to 5.00ppm (mg/m³) Resolution: 0.01ppm (mg/m³) Basic Accuracy: ±5%


Range: 32 to 122°F (0 to 50°C) Resolution: 0.1°F/°C Basic Accuracy: ±2°F/1°C


Range: 10 to 90%RH Resolution: 0.1%RH Basic Accuracy: ±5%RH


6.1 x 3.4 x 3.2" (155 x 87 x 81mm)/ 5.8oz (165g)

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