Carbon-carbon double bond functional groups are often protected through a popular bromination/debromination method because of their reactivity. An ultrasonic-en
On page 5 of issue 17 dated on June 16th,2009,there is an error in the Review on China’sPetrochemical Market in Q1 of 2009 and Prediction in Q3.In the first q
To judge the current economic situation,it is acceptable that the productionand exports/imports data counted in RMB or dollars are used to comparewith the prec