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- [2023-06-27]
Application of toothpaste grade sodium fluoride in toothpaste
Sodium fluoride and fluoride salt toothpaste are good for teeth and can effectively prevent dental caries and reduce the formation of plaque. The fluoride contained in it can enhance the ability of teeth to resist tooth decay and prevent the occurrence of tooth decay. Fluorine toothpaste has a certain anti caries effect, which can reduce the caries rate by up to 28%. Generally, the content of sodi
- [2023-06-09]
Do ice makers need refrigerant for cooling? Decryption refrigeration technology
1、 The refrigeration principle of ice maker The refrigeration principle of an ice maker is to convert liquid into solid through compression refrigeration. It is usually achieved through a compression refrigeration cycle, which includes four parts: compressor, condenser, expansion valve, and evaporator. Among them, the compressor compresses the refrigerant into high-temperature and high-pressure
- [2023-02-04]
What are the uses of fluoropolymers
Due to the low surface tension of fluoropolymers, films made from them (such as ETFE) have self-cleaning function, which can wash away dust with only rainwater flushing.
- [2023-06-09]
What are the common second-generation refrigerants
1、 R-22 refrigerant R-22 is an HCFCs refrigerant that was widely used as an early substitute for fluorocarbons. This refrigerant has good cooling effect and is widely used in small and medium-sized commercial and industrial air conditioning as well as refrigeration equipment. However, R-22 refrigerant has a significant destructive effect on the ozone layer and has been listed as a banned
- [2023-05-31]
Warm congratulations to Changshu Hongjia Fluorine Technology for passing the IS09001 quality managem
Warm congratulations to Changshu Hongjia Fluorine Technology for passing the IS09001 quality management system certification for the sale of hazardous chemicals, and obtaining the AAA level integrity management demonstration unit, AAA level quality service integrity unit, and AAA level quality/contract/service integrity unit.
- [2023-04-28]
Introduce the purification, models, and uses of white oil
White oil generally refers to mineral oil, a mixture of refined liquid hydrocarbons obtained from petroleum. Colorless and semi transparent liquid component, odorless when cold, with a slight petroleum odor when heated, does not settle in water, ethanol, soluble in volatile oils, miscible in most non-volatile oils, stable to light, heat, acid, etc. It can float on the surface of water and affect t
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