WHAT ARE HAZARDOUS CHEMICALS? According to Regulations on the Safety Administration of Hazardous Chemicals.

With the solution of the acid-base problem, the textile industry has ushered in considerable development, but new problems have emerged.

Chemical industry is one of the most important means for human beings to transform the world. As early as ancient times, human beings began to use chemical methods to carry out production activities.

Yuanfar participated in the 4th Shaanxi Foreign Trade Industry SummitOn September 21, 2022, under the guidance of Xi'an Council for the Promotion of International Trade.

Dragon Boat Festival is coming！ The Dragon Boat Festival is popular in China and the Chinese culture circle of the countries of the traditional cultural festival, legend of the Warring States period chu poet Qu Yuan jumped into the Miluo River on the fifth day of the fifth month.

In this method, ketone imine is generated by the reaction of butanone (methyl-ethyl ketone) and ammonia, and then oxidized to oxazizone with H2O2, and then ammoniated to methyl-ketone nitrile. The latter is hydrolyzed into hydrazine and ketone, and the unreacted ketone can be recycled after purification.

Hydrazine hydrate, also known as hydrazine hydrate, has strong alkalinity and hygroscopicity. Pure product is colorless and transparent oily liquid, with light ammonia flavor, smoking in wet air, with strong alkalinity and hygroscopicity. Generally used in industry, the content of hydrazine hydrat