Calcium dodecylstearate, a chemical substance that looks like a needle, is flaky. It is not soluble or soluble with water. However, it can be dissolved in alcohol, ether, and chloroform. It can be used to make grease and for organic synthesis.Calcium…
Fatih Birol, executive director of the International Energy Agency (IEA), said Wednesday that the European Union could face a shortage of about 27 billion cubic meters of gas in 2023, or about 6.8 percent of the bloc's benchmark total gas demand.…
Due to the laminar structure of graphite, atoms or small molecules can be introduced between the carbon layers (intercalation）…
Europium (III-O3) (Eu2O3) (a combination of europium & oxygen) is a compound. A wide variety of uses include activator for yttrium based phosphors, as well as as red/blue phosphors in television sets and fluorescent lamps. Purity: 99.9% About Eu…
Application of seal on oil film bearingof rolling mill Oil film bearing is also called liquidfriction bearing. In the process of rolling the mill, liquid lubrication isused to form a complete pressure oil film between the cone sleeve and bushing.The…