Synopses & Reviews
Synopsis
Excerpt from A Study of the Action of Ammonia on Thymol: Dissertation; Submitted in Partial Fulfilment of the Requirements for the Degree of Doctor of Philosophy in the Faculty of Pure Science of Columbia University
One of the most interesting observations was that the red alcoholic solution was turned deeply bluish by a drop of N /10 sodium hydroxide solution, the red being restored by a drop of N /10 hydrochloric acid solution. This color reaction would clearly indicate its use as an indicator.
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