Nickel is one of the important strategic reserve metals, widely used in aviation, chemical and electronic fields. In the process of nickel production and nickel electroplating, a large amount of low-concentration nickel sulfate solution will be produ

Scandium is a rare earth element. It's often used to make special glass, lightweight high-temperature alloys. Currently the ion exchange method is an important method for extracting scandium. Ion exchange resin extraction has the characteristics of h

Palladium is a member of the Group VIII platinum-based element in the fifth cycle. Palladium is a silver-white transition metal. It is soft, has good ductility and plasticity, can be forged, calendered and drawn. It is a high-tech field such as aeros

Palladium is a platinum group metal and is widely used in aerospace, automobile manufacturing and other fields. The advantages of adsorption palladium by ion exchange resin are outstanding. The main advantages are good selectivity to palladium, poor

Cobalt is a shiny steel gray metal that is hard and brittle and ferromagnetic. It is an important raw material for the production of&nb

Silver is an important precious metal and is widely used in industry and life. The resin adsorption method for recovering silver has the characteristics of high adsorption rate, high adsorption rate, convenient desorption, and is not easily stained b

anadium has a high melting point and is often referred to as refractory metals, tungsten and molybdenum. It is malleable, hard and non-magnetic. It has the ability to resist hydrochloric acid and sulfuric acid, and it has better performance in gas, s

At present, metal gallium is a by-product of alumina production, and the micro-dispersed gallium is enriched and recovered from the seed mother liquor of alumina produced by Bayer process by resin adsorption method. The method is simple and has no sp

Zinc is a heavy metal resource that is abundant in the earth. China's zinc reserves are the second largest in the world, and zinc resources are widely used in modern industrial production such as pharmaceutical and food industries. Zinc is an indispe

Gelatin is a water-soluble heterogeneous mixture of high molecular weight proteins. It does not exist in nature in the form of a simple substance, but is obtained by controlling the hydrolysis of collagen, which is found in the skin, tendons, ligamen