Rotary evaporator, also known as rotary evaporator, is mainly a common laboratory equipment composed of motors, distillation bottles, heating pots, condenser tubes and other parts. The development history of rotary evaporator 1. Wool condenser Ancient Greek sailors noticed fog condensation droplets on the sails, and sailors placed wool over heated jars to obtain fresh water, which was later known as [...]

Since SARS-CoV-2 first appeared in December 2019, scientists around the world have been racing to find out more about the novel coronavirus. While the virus has claimed almost four million lives, new developments in COVID-19 research have offered hope to pandemic-stricken countries around the world. Below, we spotlight some of the most exciting new developments and answer some key questions [...]

Types of COVID-19 Vaccines At present, there are 5 routes to develop COVID-19 vaccines. In addition to adenovirus vector vaccines and inactivated vaccines that have entered clinical trials, vaccines of the other three technical routes are also entering clinical trials. What are the characteristics of these 5 vaccines? 1. Inactivated vaccine Inactivated vaccines are the most traditional and classic technical [...]