Now the market testing company wide, good and bad. Consumers seek testing company should know whether they qualified? What detection methods using? Are issued by the statutory (CMA) testing and inspection reports? Otherwise, spent the money may still not have been legal effect of the test data. For this reason, we must be careful to remind consumers. office and household ammonia in the air is the expert judgment came mainly from concrete admixtures Qingyang formaldehyde detection method of governance used in building construction, mainly two: one is from the winter construction cement concrete antifreeze added urea formaldehyde and other Qingyang detection governance, since the laminates and cement in Qingyang formaldehyde detection governance telephone, released more slowly, and therefore would be more in the bedroom long existence. This phenomenon is more common in the north, such as the case of ammonia pollution Beijing New Town, is the concrete antifreeze containing urea used in the winter due to the volatile construction; the other is to increase the solidification rate of concrete, the use of high alkali concrete expansion agents and early strength agent. Ammonia pollution in the southern region, mainly from here. The use of concrete admixtures, help to improve the strength and speed of construction of concrete, the country has strict standards and technical specifications in this regard. Under normal circumstances, does not pollute indoor air situation, but in recent years, Beijing extensive use of high-alkali concrete expansion and concrete antifreeze containing urea, which contains large amounts of ammonia additive substances in the wall with changes in temperature and humidity and other environmental factors, and reduced to the slow release of ammonia from the wall, causing the concentration of ammonia in indoor air continues to grow. Qingyang formaldehyde detection governance Affiliate | CMA qualification (certified) | Qingyang formaldehyde detection governance provided by Chuzhou Green Ribbon Indoor Environmental Services Limited. Chuzhou Green Ribbon Indoor Environmental Services Ltd. (www.lsd5188.com) is a leader in Chuzhou, Environment Projects, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the Green Ribbon environmental leadership with the staff warmly welcome all inquiries negotiations to create a better environment green ribbon future.