CH2O(formaldehyde) is a kind of gas which will cause damage to human body. It exists in many products like chemicals, laminate flooring, particle board, household products, glues, permanent press fabrics, paper product coatings, fiberboard, and plywood. It is also widely used as an industrial fungicide, germicide and disinfectant.

JW-100 CH2O detector adopt with high performance electrochemical sensors and sophistic-
ated circuit design, it has features like high stability, excellent anti interference ability. When the indoor CH2O concentration is over the standard, this detector can provide site alarm and remote alarm according to different degrees of CH2O (connect with alarm host).