IntroductionThe syntheses and characterization of por-phyrins and metalloporphyrins have been studiedextensively[1] . Hemoglobin,myoglobin or cy-tochrome P450 ,
The phase diagrams of the CH3CH2OH-Cs2CO3-H2O system were determined at 10, 30 and 50 ℃, respectively. It was found that the effect of the temperature on the p
On April 18th,2009 Yankuang Cathay Chemical Co,Ltd,(Yankuang Cathay) com-menced the construction of its third phase 400000 t/a acetic acid project in Zaozhuang
Output grows continuallyThe UPR (unsaturated polyester resin) sectorin China has developed rapidly in recentyears.According to a survey made by ChinaUPR Indust