Anionic Surfactant Detection. In Aqueous Environments. John Raia Chem 4101 December 9 th , 2011. The Problem.
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In Aqueous Environments
December 9th, 2011
§Kerr, R. A. A Lot of Oil on the Loose, Not So Much to Be Found. Science 2010, 329, 734-735.
ºNelson, Karen. One year later, Gulf oil disaster claims, questions unsettled http://www.duluthnewstribune.com/event/article/id/196672/ (accessed October 16th, 2011)
Approx. 1 million gallons of sulfonated surfactant mixture dispersedin 6.43 E 17 gallons of marine water. (detection limit from 1ppt to 3ppm) º
Other standards for comparison can be purchased accordingly
*Sigma-Aldrich. <http://www.sigmaaldrich.com/catalog/ProductDetail.do?D7=0&N5=SEARCH_CONCAT_PNO%7CBRAND_KEY&N4=D201170%7CALDRICH&N25=0&QS=ON&F=SPEC >(accessed Oct 26, 2011).
Condition w/ MeOH and H2O
100 mL sample
Frozen with 4% formaldehyde until analysis
† YuxiuA. et al. Soft Matter. 2011, 7, 6873.
LCQ Fleet Ion Trap Mass Spectrometer from ThermoScientific