Lead is a heavy metal pollutant. The reason for its high toxicity is that it can be accumulated in the human body. Once it enters the human body, it is difficult to remove it, and it can directly damage the nervous system of the human body, causing a

T used in paper making, soap making, printing and dyeing, leather, textile, medicine. Industries such as dyhe chlor-alkali industry is an important part of the basic chemical raw material industry. Its products are caustic soda (sodium hydroxide), ch

Bromides, including Br ions and bromates, are common hazardous substances in water and cause a variety of serious hazards to humans. According to the regulations of the World Health Organization, the content of bromate in the application water shall

The output of electroplating wastewater in industrial production is quite large, among which wastewater contains a large number of heavy metal components, and the heavy metal components are very complex, and the toxicity.

Some low-concentration gases contain acidic and alkaline substances that give the gas a pungent odor, and resin adsorption can be used to purify these harmful substances.

Fluorine is one of the extremely difficult matter to the water treatment, whether wastewater treatment or drinking water, are quite strict with fluorine ion concentration. Resin adsorption method because of its simple process, easy operation, low cos

Phenolic substances exist in the field of chemical production and processing, especially in organic chemistry as stupid phenol, aniline material processing. The processing technology of traditional chemical precipitation, biochemical, oxidation, but

Phenol is a kind of special odor colorless needle crystal, toxic, in chemical raw materials, such as plastic, medicine, pesticide, dye and coating industry has an important purpose. But phenol pollution to water and air can cause not only, and have c

VOC is the abbreviation of volatile organic compounds. Common sense of the VOC is command sends sexual organic matter. Traditional VOC treatment technology with biological treatment method, condensation method of collection, combustion process and et

Fluorine is one of the essential trace, when the fluorine content in drinking water shortage, susceptibility to caries; But if the long-term drinking high fluorine concentration of water, can cause dental fluorosis, fluorosis of bone and so on. Indus