C & En
ទស្សនាវដ្តី វិទ្យាសាស្រ្ត បច្ចេកវិទ្យា និងវិស្វកម្ម គេហទំព័រព័ត៌មាន និងមេឌៀ ស្រុកកូឡុំប៊ី, ស.រ.អ
About C & En
Chemical & Engineering News (C & EN) is the flagship magazine of the American Chemical Society, an organization with over 157, 000 members in over 100 countries. " Like " C & EN if you're a professional looking for chemistry news or are simply a chemistry fan. Visit our website: http:// cen. acs.org for more chemistry news and insights.