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Classification and evolution of metazoan traces at a topological level

โœ Scribed by YI-MING GONG; YUAN-LAN SI


Book ID
109061183
Publisher
John Wiley and Sons
Year
2007
Tongue
English
Weight
408 KB
Volume
35
Category
Article
ISSN
0024-1164

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## Abstract A method to preconcentrate and analyse the EPA priority pollutant phenols from water samples is evaluated. Speโ€ed Advantaยฎ cartridges, containing 100 mg of a polymeric matrix modified with polar groups, are used in the extraction and enrichment step. Several parameters are studied in or