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quaternary ammonium derivative |
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quaternary ammonium derivative, a substance whose chemical structure has four carbon groups attached to a positively charged nitrogen atom. When the quaternary ammonium ion has more than about 16 carbon atoms, it is usually a strong emulsifying agent, highly water soluble but relatively insoluble in lipids. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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