Liquid-Liquid Extractions

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Author:
bkkrafft
ID:
44399
Filename:
Liquid-Liquid Extractions
Updated:
2010-10-23 16:15:16
Tags:
BU forensic chemistry
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Description:
Forensic Chemistry Lecture 4.3
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  1. What are the primary forensic applications of LLE?
    analysis of toxicology samples and controlled substances
  2. T/F: Liquid-liquid extraction is also known as solvent extraction.
    True! However it is not the preferred term.
  3. LLE is the separation of analytes from a liquid matrix by the use of ____ ____ based upon selective partioning.
    another liquid (solvent)
  4. What are the four types of ionizable groups often targeted in the selective partitioning of analytes in LLE?
    • carboxylic acids
    • hydroxyls
    • amines
    • phenolic protons

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