Extracting Sodium Hydroxide from Soap

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Discussion Overview

The discussion revolves around the possibility of extracting sodium hydroxide (NaOH) from liquid soap, with a focus on the methods for testing the presence of NaOH and the composition of the soap.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant questions the feasibility of extracting NaOH from liquid soap and seeks methods for testing it.
  • Another participant suggests that the extracted solution would likely contain a mixture of NaOH and potassium hydroxide (KOH), noting the difficulty in distinguishing between the two due to their chemical similarities.
  • A different participant asserts that KOH is not present in the soap being discussed.
  • Another response proposes that if KOH is absent and NaOH is the only base, it may be possible to test for NaOH directly in the dissolved soap without the need for extraction.

Areas of Agreement / Disagreement

Participants express differing views on the composition of the soap and the necessity of extraction versus direct testing. There is no consensus on the presence of KOH or the best method for testing NaOH.

Contextual Notes

The discussion includes assumptions about the chemical composition of the soap and the methods of analysis that may not be fully explored or defined.

g_midford
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is it possible to extract sodium hydroxide from liquid soap? i need to test the sodium hydroxide. if it is possible, how would i do it?
 
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A solution of bases extracted from soap will probably end up primarily as a mixture of NaOH and KOH. As Borek mentioned, it's not really possible to tell the difference between different bases, especially in this case since potassium and sodium in solution are so chemically similar to each other. The only way I can think of differentiating between the two analytically is through spectroscopy.
 
qalomel, there is no koh in this soap
 
If there's no KOH and assuming that there aren't any other bases aside from NaOH in the soap, can't you just test the NaOH directly in dissolved soap without extracting it?
 

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