Radium is a highly radioactive element, which is the by-product of uranium production. When uranium is leached from uranium ore with sulfuric&nbs

metalloid element, and its compound trioxide is a highly toxic substance. In recent years, with the rapid development of industries such as mining, metallurgy, ceramics, and pesticides, the pollution the groundwater environment has become increasingl

Lead is a widely distributed element in nature and one of the elements commonly used in industry. Lead and soluble lead salts are toxic, and lead-containing wastewater is a serious hazard to human health and animal and plant growth. According to repo

Formaldehyde is a harmful gas that can cause chronic poisoning in human body, causing decreased immunity, leading to headache, insomnia, hair loss, etc., which can cause throat cancer. Formaldehyde is common in paints, adhesives, lacquers and cleaner

Chlorine-alkali wastewater treatment resin, in cobalt metallurgy, to obtain high-quality electrolytic cobalt products, the cobalt electrolyte must be thoroughly purified and decontaminated, so that the concentration of copper ions in the electrolyte

Coking wastewater is a typical toxic refractory organic wastewater.Coking wastewater mainly comes from coke oven gas primary cooling and coking process production water and steam condensing wastewater.Due to the high concentration of pollutants in co

Heavy metals are a class of non-degradable, persistent substances in the environment that can be biomagnified. Heavy metals commonly found in water include copper, zinc, nickel, and lead, chromium, mercury, arsenic, etc. with significant toxicity. Th

With the development of the printed circuit board manufacturing industry, the palladium surface treatment industry and the electroplating industry, heavy metal waste liquid and waste water, if not properly treated, will be arbitrarily discharged, whi

With the rapid development of the chemical industry, a large number of toxic and harmful organic compounds enter the water environment, causing serious harm to human drinking water. Among them, the discharge of phenol and aniline toxic and harmful ar

There are many production methods of caustic soda, among which the ion-exchange membrane method is the most advanced production method of caustic soda, and it has been adopted by many chlor-alkali manufacturers at home and abroad. However, the ion-ex