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Liquid chromatographic cleanup prior to determination of polychlorinated biphenyls in oil by gas chromatography/mass spectrometry

✍ Scribed by Nero, Vincent P.; Hudson, Robert D.


Book ID
127072448
Publisher
American Chemical Society
Year
1984
Tongue
English
Weight
400 KB
Volume
56
Category
Article
ISSN
0003-2700

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Dispersive liquid–liquid microextraction
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## Abstract An effective multi‐residue pretreatment technique, solid‐phase extraction (SPE) combined with dispersive liquid–liquid microextraction (DLLME), was proposed for the trace analysis of 14 polychlorinated biphenyls (PCBs) and polybrominated diphenyl ethers (PBDEs) in milk samples using gas