Henan malpractice Construction Engineering Testing Co., Ltd. is a professional indoor environment testing testing company Tangyin, Henan Province is one qualification place since the detection of the first companies to pass the examination. Business in the Pile qualification qualification, the qualification grade steel, a qualified indoor environment, building energy efficiency testing, subject testing, materials testing indoor environmental testing, detection of glass walls, roads and bridges detection, detection of a number of civil air defense projects testing qualification and testing Lab. According to the characteristics of its origin, people will be divided into indoor chemical pollution factors: type of combustion pollutants, such as coal-generated carbon oxide CO, CO2; sulfur oxides Linzhou indoor environment testing, such as SO2, SO3 and the like; oxygenated hydrocarbons ; fluoride; polycyclic aromatic hydrocarbons; metallic and non-metallic oxides; suspended particles and the like. Henan malpractice Construction Engineering Testing Co., Ltd. is a professional testing company, is one of the qualification place in Henan Province since the first detection through examination of business. Business in the Pile qualification qualification, the qualification grade steel, a qualified indoor environment, building energy efficiency testing, subject testing, materials testing, glass curtain wall testing, roads and bridges detection, detection of a number of civil air defense projects testing qualification and testing laboratories. Chemical pollutants in indoor air is the most common pollutants are volatile organic compounds (VOC) in the yellow indoor environment testing, we have identified 300 different kinds of VOC, mainly from paints, architectural coatings, construction adhesive plastic wallpaper, plastic flooring, plastic doors and windows, and the use of plastic pipes and other various ancillary aids, such as thickeners, plasticizers, UV absorbers, impact modifiers, antifungal agents, antistatic agents , dispersing agents, blowing agents and the like. According to foreign reports, the new housing is the most common 22 kinds of volatile organic compounds, such as butyl acetate, formaldehyde, ethylene dichloride, cyclohexane, and xylene. _ Within the yellow indoor environment testing indoor environmental testing testing center _ malpractice malpractice by Henan Construction Engineering Inspection Limited. Henan malpractice Construction Engineering Testing Co., Ltd. (www.hnrsjc.cn) (www.rsgcjc.com) strong, credible, in Zhengzhou, Henan's construction industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead malpractice detection and you hand into the brilliant, for a better future!