Copper layer of different colour can be electrodeposited from a copper sulfate solution containing n-butyl alcohol and hydrogen peroxide.
在含有正丁醇和过氧化氧的硫酸铜溶液中可以获得不同颜色的镀层。
2
It is composed of thin films of both cobalt phthalocyanine and copper phthalocyanine to display a unique signature whenever tiny amounts of hydrogen peroxide are present.
只要当前存在微量的过氧化氢，这种由钴酞菁和铜酞菁构成的薄膜制成的探测器就会显示出其唯一的标识。
3
According to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite.