rotary evaporator is mainly used for small scale test, pilot test and production in biological, pharmaceutical, chemical, food and other fields.As with large capacity and large diameter rotary evaporator, the solution can be rapidly diffuse...

Thin film evaporator as a new type of high efficiency evaporation equipment, it is widely used for industrial production has brought enormous economic benefits...

New type laboratory commonly used concentration equipment，Automatic dry type nitrogen blowing concentrator from Ayan instrument. ...

The Third Plenary Session of the Eleventh Central Committee began on December 18, 1978. The scroll of reform and opening up has now been turned to 2018. 2018 is the 40th anniversary of China's reform and opening up. Through 40 years of development and...

An overview, LED the development of packaging industry LED device encapsulated in the development of semiconductor lighting industry plays an essential role, and in the global semiconductor lighting industrial chain division of labor of our...

Incandescent light bulbs, it is known that China is the production and consumption of power, lighting electricity accounts for about 13% of the national power consumption in China, if put in a 1.4 billion incandescent lamp replacement for e...