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The Analytical Separation of Iron and Aluminium by Henry Erdmann Radasch, 1897

The Analytical Separation of Iron and Aluminium by Henry Erdmann Radasch, 1897, Page 53

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[page]51[/page] [underlined]Potassium [?Oleate?] Method[/underlined][superscript][?16?161?1161?][/superscript] Preparation of Potassium [?Oleate?] To about 95 grams of oleic acid add two or three drops of phenol phthalein and then more concentrated caustic potash. Stir vigorously and add more caustic potash. If the mass gets [strikethrough]too[/strikethrough] stiff to work place upon a [?sandbath?] for a while or added a little alcohol. Better make it soft and easy to work but the latter method is better. Add the caustic potash gradually and work the mixture thoroughly to a very [?faint?] alkaline reaction. It is then ready for use. Make some up into a solution.
 
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