The Usage of Evaporator Rotary in Chemical Laboratories In daily life, maybe you have heard about so many different types of evaporators; however, did you know evaporator rotary? Here, I will talk about this very useful evaporator which also known as rotary evaporator. As a device, rotary evaporator from toption-china.com/rotary-evaporators is often used in chemical laboratories for the efficient and gentle removal of solvents from samples by evaporation; also this evaporator is used in molecular cooking of the preparation of distillates and extracts. Lyman C. Craig was invented a simple rotary evaporator system and this device was first commercialized by a Swiss company in 1957. In recent years, with development of technology, a lot of feature can be added, for example: vapor temperature sensing, digital display of temperature and rotational speed, digital control of vacuum, and so on. A modern vacuum system includes built-in vacuum regulation to help your reach optimum evaporating rates due to vacuum requirements for rotary evaporators can vary greatly depending upon the solvent and evaporating temperature. This point is very, very beneficial, it can reduce significantly the process duration and minimizes the environmental and laboratory air pollution. In this process, there are requirements, for example: medium to high vacuum requirements, recovery of residual solvent vapors after the pump, vacuum control for short process times and high reproducibility, and so on. As mentioned earlier, rotary evaporator can be used in the process of evaporation which is a type of vaporization of liquid that occurs form the surface of a liquid into a gaseous phase. And gaseous phase is not saturated with the evaporating substance. In daily life, I am sure that you must have been so familiar with another type of vaporization – boiling which is characterized by bubbles of saturated vapor forming in the liquid phase; also, steam produced n a boiler is another example of evaporation occurring in a saturated vapor phase. In a word, you can find a lot of examples of evaporation in your everyday life. Evaporation contributes more to many industrial applications, for example; recovering salts form solutions, printing and coating processes, and drying a variety of materials like cloth, paper and chemicals etc. Rotary evaporator is also used in distillation which is a process of separating the component substances from a liquid mixture by selective evaporation and condensation; and the distillation can be acted as a partial separation that increases the concentration of selected components of the mixture. Distillation has a lot of applications, such as: large ranges of crude liquid products of chemical synthesis are distilled to separate them in chemical industry, permit separation of air into its components for industrial use. Nowadays, you must have been familiar with so many plant extract products in your daily life. Indeed, these products bring us so many benefits and convenience. In this case, the technology of extraction has gotten more and more popular. As a very popular device in the process of
extraction, rotary evaporator contributes more to our life. In a word, rotary evaporator can support lab user work well with its benefits of durability, efficiency and safety.