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How to select low-grade lead-zinc oxide ore
Lead and zinc metals are widely used in various major industrial fields. With the continuous research on lead-zinc technology, the demand for lead-zinc ore resources is also increasing. In the actual mining process, the beneficiation of lead-zinc oxide ore is relatively complex, and it also puts ...Read More -
The origin of flotation mineral processing and the history of dosing systems
At the end of the 19th century, there was an American female primary school teacher named Kelly Abbasser. Her husband was a mechanical repairman in a mine. One day, her husband brought back some chalcopyrite. She wanted her to clean the oily bag and use it for another purpose. She found that duri...Read More -
Correct posture for foreign trade export of chemicals
In foreign trade exports, the process of chemicals is more complicated than other goods due to their certain hazards. For chemical exports, documents should be prepared 15 days to 30 days in advance. Especially for manufacturers who are exporting for the first time and do not understand the expor...Read More -
How to choose the right foreign trade exhibition
Choosing the right foreign trade exhibition is one of the important strategies for enterprises to expand international markets and acquire new customers. A successful trade show participation can bring huge business opportunities, but choosing incorrectly can waste time and resources. The followi...Read More -
Production and environment of copper sulfate (a brief discussion)
1. Characteristics and purification process of anhydrous copper sulfate: The physical appearance is white or off-white powder, soluble in water and dilute ethanol, but insoluble in absolute ethanol. It has high stability and chemical stability, is not easy to decompose, and is difficult to react ...Read More -
Collection of some basic knowledge on foreign trade in the chemical industry 2
What are the main customer groups of Chinese export companies of chemical raw materials? The export of chemical raw materials is a very important part of China’s economy. The main export markets for China’s chemical raw materials are Asia, Europe and North America. The demand in these...Read More -
Collection of some basic knowledge on foreign trade in the chemical industry 1
Chemical foreign trade refers to the international trade of chemicals. Chemicals include many different products such as plastics, rubber, chemical reagents, coatings, dyes, etc. They are used in the production of a variety of different products such as automobiles, home appliances, medical equip...Read More -
Copper sulfate feed additive: production and applications
Copper sulfate (CuSO4·H2O) is an important feed additive that mainly provides poultry with the necessary trace element copper. Copper is essential for hemoglobin synthesis, nervous system development and immune system function in animals. Production process overview Raw material preparation: Use ...Read More -
Which countries can settle in RMB?
The RMB, as my country’s official currency, has continued to rise on the international stage in recent years, and its role as an international settlement currency has also received increasing attention and recognition. At present, many countries and regions have begun to accept or actively ...Read More -
How long do various fertilizers last?
July is the time when a lot of fertilizers and watering are applied in the fields. How long is the validity period of various fertilizers? Is a fertilizer that works quickly a good fertilizer? 1. Duration of effectiveness of various fertilizers The duration of fertilizer is the period of time dur...Read More -
What needs to be done for gold leaching test?
1. Grinding fineness test The monomer dissociation of gold or the exposed gold surface is a necessary condition for cyanide leaching or new non-toxic leaching. Therefore, appropriately increasing the grinding fineness can increase the leaching rate. However, over-grinding not only increases the g...Read More -
What are zinc dust products?
The chemical name of the zinc dust product is metallic zinc powder. It is a special form of zinc metal with a gray powder appearance. The crystal structure appears in regular spherical, irregular and irregular scaly shapes due to different production processes. Insoluble in water, soluble in acid...Read More
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