Jiangsu Jianzheng Inspection & Testing Co., Ltd. authorizes Wuxi Quanjin Environmental Monitoring & Treatment Co., Ltd. to act as its service center for indoor air quality testing in the Wuxi area. Wuxi Quanjin Environmental Monitoring & Treatment Co., Ltd. is responsible for conducting negotiations and sample collection for testing under the name of "Jianzheng Testing Regional Service Center." The laboratory testing in the information issued by Wuxi Quanjin Environmental Monitoring & Treatment Co., Ltd. is conducted by Jiangsu Jianzheng Inspection & Testing Co., Ltd., and the reports are issued by Jiangsu Jianzheng Inspection & Testing Co., Ltd.

Formaldehyde method, which refers to the air purification method that decomposes formaldehyde pollutants into carbon dioxide and water by means of green plant adsorption, air purification, photosynthetic oxidation, physical ventilation, and other measures, and releases them into the air in molecular form at room temperature.

At indoor concentrations reaching a certain level, people may experience discomfort. Concentrations above 0.08m can cause eye redness, itching, throat irritation or pain, hoarseness, sneezing, chest tightness, asthma, and dermatitis.

Formaldehyde is widely recognized as a Class 1 carcinogen, especially given its significant role as an industrial raw material. Pollution is inevitable, and its volatility period is quite long, thus giving rise to the industry of formaldehyde removal.

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