| 1. | It is an alkylating agent and a quaternary ammonium salt.
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| 2. | Quaternary ammonium salts exist with many kinds of anions.
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| 3. | "' Benzyltrimethylammonium fluoride "'is a quaternary ammonium salt.
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| 4. | "' Sanguinarine "'is a toxic polycyclic quaternary ammonium salt.
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| 5. | Lecithin is chemically a fat bonded to a phosphate and a quaternary ammonium salt.
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| 6. | These tertiary amines are precursors to quaternary ammonium salts using for a variety of applications.
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| 7. | Choline is your quaternary ammonium salt, and you've already said you have fat.
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| 8. | "' Choline chloride "'is an organic compound and a quaternary ammonium salt.
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| 9. | When quaternary ammonium salts are used as extractants, most yttrium will remain in the aqueous phase.
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| 10. | The best known quaternary compounds are quaternary ammonium salts, having a nitrogen atom at the centre.
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