Search the web. Some interesting sites are listed below. Note that some of these sites go into much more depth than is reasonable for this course. http://en.wikipedia.org/wiki/Chromatography http://ull.chemistry.uakron.edu/analytical/Chromatography/ http://orgchem.colorado.edu/hndbksupport/TLC/TLC.html this is for TLC – similar to paper http://users.rcn.com/jkimball.ma.ultranet/BiologyPages/C/Chromatography_paper.html http://jchemed.chem.wisc.edu/JCESoft/Programs/CPL/Sample/modules/paprchrom/paprchromdesc
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Urine Testing for Drugs of Abuse U. S. DEPARTMENT OF HEALTH AND HUMAN SERVICES • Public Health Service • Alcohol‚ Drug Abuse‚ and Mental Health Administration Urine Testing for Drugs of Abuse Editors: Richard L. Hawks‚ Ph.D. C. Nora Chiang‚ Ph.D. Division of Preclinical Research National Institute on Drug Abuse NIDA Research Monograph 73 1986 DEPARTMENT OF HEALTH AND HUMAN SERVICES Public Health Service Alcohol‚ Drug Abuse‚ and Mental Health Administration National Institute on Drug
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antibacterial activity towards Bacillus cereus‚ B. pumilus‚ B. subtilis‚ Micrococcus kristinae‚ Staphylococcus aureus‚ Enterobacter cloacae and E. coli growth with MIC ranging from 0.5 – 5 (mg/ml) with the acetone extract showing higher activity. Chromatographic separation of the leaf ethanol extract by Erasto et al. (2006) yielded vernolide and vernodalol. The compounds exhibited a significant bactericidal activity against the Gram-positive bacteria (B. cereus‚ S. epidermidus‚ S. aureus‚ M. kristinae
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Recycle? or Not? Recycling has been a big part of our living styles for some time. By the start of the twenty first century‚ separating recyclable items from household trash was a part of life for most Americans. (Joseph) Why should we recycle? Is it a waste of time? What do we recycle? How do we recycle? It is said that recycling has many benefits. But most of all recycling benefits not only our environment but individuals also. Recycling is the process of turning used products into
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References: 1. ‘Gas and Liquid Chromatography in Analytical Chemistry’‚ R M Smith‚ John Wiley & Sons‚ 1988. 2. ‘Chromatographic Methods’‚ A. Braithwaite and F. J. Smith‚ 5th Edition‚ Blackie Academic & Professional‚ Glasgow‚ 1996. 3. ‘Principles of Instrumental Analysis’‚ D A Skoog‚ F J Holler and T A Nieman‚ 5th Edition‚ Thomson Learning‚ Crawfordsville‚ 1998.
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OoOoOoH CONSTITUTION: Federalism: The division of powers between state and federal government Checks and Balances: The system of checks and balances gives each branch of government a way to limit the powers of the other two branches Seperation of Powers: The separation between The Executive‚ Judicial‚ and Legislative branches The Executive Branch - The Presidency which runs government and requests new laws The Legislature - split into the House of Representatives which create and
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’The corrosiveness of guilt’. Discuss in relation to ’Macbeth’. Guilt is a prominent factor in Macbeth and it is experienced by various characters throughout the progression of the play. It could be said that guilt is corrosive but to what extent is open to interpretation. In relation to Macbeth‚ it breaks away at his sanity however it doesn’t do so to an extent to drive him to commit suicide as it does to Lady Macbeth. Although Macbeth was written at a time before the introduction of Gothic literature
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Traditional Grammar is the speculative work of the medieval and the prescriptive approach of the 18th Century grammarians basically it refers back to the Aristotelian orientations towards the nature of language as it is shown in the work of the ancient Greeks and Romans. Origin: The very beginning of the twentieth century was typically marked by a new approach to grammar as suggested by linguists such as Ferdinand de Saussure and American linguist like Frantz Boas‚ Bloomfield and Edward Sapir
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PESTLE analysis on wine industry Constellation Brands‚ E&J Gallo Winery‚ and Wine Group are amongst the three top producers of Wine in the United States. The success of the three organization have been acquired from the recent acquisitions‚ as well as‚ their capability of changing with the consumers needs the three major issues which the wine industry is currently being faced with entail upholds the standards of advertising‚ the corporate buyouts threat as well as‚ the increasing wine market. Industry
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extract in an organic solvent and let the solution run down through a vertical glass tube with chalk powder. A variety of pigments flowed through the column at different rates‚ while a series of bands appeared on the white chalk column Several chromatographic techniques are being used today such as gas chromatography
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