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. Most people are indoors most of the time, even at low levels of pollutants Luoyang indoor environment testing, the long-term effects on the human body Lankao indoor environment testing, will affect human health. Therefore, an important feature of the indoor environment testing, long-term is indoor pollution. The diversity of indoor air pollution include both the diversity of the types of pollutants, but also the diversity of sources of indoor pollutants. Indoor air contaminants present in both biological contaminants, such as bacteria; chemical pollutants, such as formaldehyde, ammonia, benzene, toluene, carbon monoxide, carbon dioxide, nitrogen oxides, sulfur dioxide and other; there radon and radioactive pollutants their daughter. Henan malpractice Construction Engineering Testing Co., Ltd. is a professional testing company Xin'an indoor environment testing, qualification, Henan Province is one place 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. Solution absorption method which is used to absorb liquid commonly used method for airborne gaseous contaminants in the vapor state, and some aerosol collection. Sampling, when a certain flow of air samples in the form of bubbles through the absorption liquid substance or air bubbles and absorb liquid interface on the dissolution or chemical reaction, quickly absorbed by the liquid absorbed. After sampling, pouring liquid absorption was measured to calculate the concentration of pollutants in the air according to the results of sampling and volume measurement. Absorption efficiency of the solution depends on the absorption and absorption rate of the sample gas with the absorption liquid contact area. Lankao indoor environment testing _ malpractice-test counseling (certified) _ indoor environment testing provided by the Construction Engineering Testing Co., Ltd. Henan malpractice. Henan malpractice Construction Engineering Testing Co., Ltd. (www.hnrsjc.cn) (www.rsgcjc.com) is a leader in Zhengzhou, construction, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. In malpractice detected leadership with the staff warmly welcome all inquiries negotiations to create a better future malpractice detected.