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Why is acid alcohol rather than ethyl alcohol used as a decolorizing agent?

Answer

The mycolic acids in the cell walls of acid-fast bacteria make them resistant to acid-alcohol.
Q&A Related to "Why is acid alcohol rather than ethyl alcohol..."
acid-alcohol differentiate the organisms better than ethyl alcohol alone. Since we are looking for acid-fast bacteria, the acid enhances the alcohol effect to decolorize any organism
http://answers.yahoo.com/question/index?qid=201207...
The problem using HBr would be nucleophilic attack on the alcohol forming an alkyl halide (haloalkane) :- ROH + HBr ---> RBr + H2O PO4 ion is only a weak nucleophile so does not
http://malaysia.answers.yahoo.com/question/index?q...
The problem using HBr would be nucleophilic attack on the alcohol forming an alkyl halide (haloalkane) : ROH + HBr - RBr + H2O. PO4 ion is only a weak nucleophile so does not attack
http://answers.yahoo.com/question/index?qid=200806...
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