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THE Schiff reaction for aldehydes using the addition compound of sulphurous acid with fuchsine was applied by Feulgen for his well-known reaction for the localization of desoxyribosenucleic acid in ...

Acids are reactive, and even weak acids like vinegar can wow students with their reactivity. But strong acids can really put on a show, dissolving otherwise relatively inert metals. And aqua regia, or ...