Changsha formaldehyde detection, if CMA certification report is needed, it is generally above/at 300 yuan; Formal professional formaldehyde detection institutions are usually 99~ 199 yuan/point (only providing reliable detection results).

Changsha formaldehyde treatment, ordinary short-term treatment, a treatment price of 20~30 yuan/square; Photocatalyst in addition to formaldehyde, the primary treatment price is 35~50 yuan/square.

If long-term in addition to formaldehyde is needed, Changsha Quanfen in addition to formaldehyde Service Center is recommended. Amino polymer imports long-term in addition to formaldehyde stock solution, which only needs one treatment, and the price is 48~60 yuan/m3.