Formaldehyde Detector Using the Phenol Reagent Method: Professional Home Testing Device with Laboratory-Grade Accuracy

Model: MJT-CH2O-P1
Color Category: Detector (includes 5 reagent kits for 5 test points)
Product Model: MJT-CH2O-P1
Measurement Range: 0.01–0.2 mg/m³
Resolution: 0.001 mg/m³
Power Supply: 5 VDC, 1 A
Power Connector: USB Type-C
Note: Data provided by Mingjing Laboratory.
Note: The product does not include reagents; the Mingjing Formaldehyde Tester-specific reagent kit must be purchased separately.
Note: One reagent pack is sufficient for one test at a single location.
Note: The primary operating principle follows the national standard GB/T 18204.2-2014; color development results are analyzed using visual identification.
Note: The color development time is affected by formaldehyde concentration and ambient temperature; actual time may vary.
Note: Results may vary when testing at different times or locations due to environmental differences and fluctuations in formaldehyde release.
Note: Test Report Number: 2025FM05078R01