GDYK-211M Indoor Air Formaldehyde Benzene Compounds TVOC Rapid TesterDetailed product description：

The GDYK-211M indoor air formaldehyde benzene series TVOC rapid detector is suitable for on-site quantitative detection of formaldehyde, benzene series, TVOC in furniture, flooring, wallpaper, coatings, horticulture, interior decoration and renovation, dyes, papermaking, pharmaceuticals, medical, anti-corrosion, disinfection, fertilizers, resins, adhesives and pesticides, raw materials, samples, processes, production workshops and living places.

Characteristics of GDYK-211M Indoor Air Formaldehyde Benzene TVOC Rapid Tester
By using a rapid colorimetric method, the concentration in the tested sample can be directly displayed
Can quantitatively detect formaldehyde and benzene derivatives in the air on site TVOC
Large screen LCD Chinese display, intelligent control by microcontroller, human-machine interactive operation, with functions of measurement, setting, recording, saving, and data statistical processing
Chemical reagent kit for color development, with minimal sample and reagent usage, can reduce and prevent secondary staining
Pulse power supply, low power consumption, built-in rechargeable lithium battery
The host is small in size, light in weight, easy to operate, and convenient to carry

Basic Parameters
Detection time: Benzene derivatives 40 minutes, TVOC 40 minutes
Measurement accuracy: ± 5%
Determination lower limit: formaldehyde: 0.01mg/m3; Benzene derivatives: 0.05mg/m3; TVOC：0.05mg/m3
Measurement range: formaldehyde: 0.00-2.00mg/m3; Benzene derivatives: 0.00-1.00mg/m3; TVOC：0.00-4.00mg/m3