Formaldehyde is an important industrial raw material.It has been used extensively in chemical,food and building materials.Owing to its high toxicity and possible carcinogenic properties,formaldehyde is now recognized as one of the most important pollutants in both workplace and ambient atmosphere.Along with people's increasing attentions on air pollutions,accurate and rapid method for the determination of formaldehyde is even more important.Formaldehyde analyzer based on sensor technology,let us aware of th...