A post chemiluminescence (PCL) reaction was observed when amidopyrine was injected into the reaction mixture of potassium ferricyanide-calcein chemiluminescence (CL) reaction system.
It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.
Cu-Sn alloy coating with different Sn content can be replacement plating out on iron and steel surface in a solution comprising of copper sulfate, stanous sulfate, complexant and stabilization agent.