SOP: Solid phase extraction of cylindrospermopsin in filtered water samples Document identifier: SOP_TOXIC_UDU_05F Prepared by: James S. Metcalf and Geoffrey A. Codd‚ UDU Date: 7 July 2005 1 Introduction In order to determine the concentration of cylindrospermopsin in the extracellular fraction of filtered environmental waters‚ solid phase extraction (SPE) is necessary to concentrate the toxin to concentrations capable of being detected by HPLC. 2 Experimental 2.1 Materials
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leaving groups‚ so once the alcohol is protonated the leaving group leaves and produces in a carbocation and water. In order to form the double bond‚ one of the beta hydrogens‚ hydrogens on a carbon adjacent to the carbocation‚ must be removed or eliminated. Therefore‚ another name for a dehydration reaction is beta elimination. Water acts as a nucleophile and attacks the carbocation‚ removing a beta hydrogen; the electrons from the C-H bond move to make a C-C pi-bond. The general mechanism is displayed
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DNA Extraction Lab Problem Statement: Do you think you have ever eaten DNA? Background Information: DNA is too small to see under a regular microscope‚ so how can it be studied? DNA is a large molecule found in all living things; therefore it is possible to extract it from cells or tissues. All we need to do is disrupt the cell’s plasma membrane and nuclear envelope‚ make the DNA clump together and - voila! - DNA extraction is possible. DNA extractions from onion‚ bananas‚ liver‚ or wheat
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established Rapa Generics Pharmacy on September 23‚ 2011. The main branch of this Pharmacy is located at Las Piňas-Zapote Road in Las Piňas City. Anthony Rudil‚ a licensed pharmacist and Jennifer Robela the assistant pharmacist are currently managing the business. In addition to that‚ the business opened its door to three more branches located in Pulang Lupa‚ Las Piňas and Marikina. The advent of new technology‚ most company nowadays is using computers in their transactions. Pharmacies in particular‚ are
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Hospital Pharmacy Hospital Pharmacy SECOND EDITION Edited by Martin Stephens Southampton‚ UK BPharm‚ MSc‚ MRPharmS‚ MCPP Associate Medical Director‚ Clinical Effectiveness and Medicines Management Southampton University Hospitals NHS Trust Published by Pharmaceutical Press 1 Lambeth High Street‚ London SE1 7JN‚ UK 1559 St. Paul Avenue‚ Gurnee‚ IL 60031‚ USA Ó Royal Pharmaceutical Society of Great Britain 2011 is a trade mark of Pharmaceutical Press Pharmaceutical Press is the publishing
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Coffee and Tea Tea and coffee are both very old beverages that have been enjoyed for ages for their rich flavor and tasty ingredients. People also appreciate the health benefits of these flavorful drinks‚ yet there are just as many comparisons as there are differences between these two beverages. Tea has been favored both for its health benefits and for its unique flavor. Tea has been a main part of people’s diets in the eastern world as well as of places in the west‚ like England. Today it is
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Assignment Honest Tea- Corporate Social Responsibility due Tues February 28 Please watch an online video. The video shows how one company‚ Honest Tea‚ takes social responsibility seriously and works to apply it at several levels business-wide. To watch the video you can either: 1- Click on the link below. 2- Copy and paste the link. 3- Highlight the link‚ click on the right mouse key and select open hyperlink. 4- Highlight the link‚ press the Ctrl key + click to follow the link to the online video
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UST Case Study Steven Kinyon Phillip LeCheminant Ryan Makahilahila 1. UST has a long history of conservative debt policy. Briefly describe why UST is considering a recapitalization that involves issuing debt and repurchasing equity. UST has a long history of a conservative debt policy. However‚ in 1998 they reinstituted their share buyback program. This means that they intended to issue up to $1 billion in debt in order to repurchase equity. Their intentions in repurchasing equity are to maximize
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Title Pharmacy Information System Can their Information system affect their business? II. Abstract of the Study: This research is made possible for the completion of our study in line with the subject‚ Management Information System (MIS). This tackles the current information system used by the establishment‚ RIKA Drugstore‚ the management and organization. The collected data’s and facts are certified true and reliable information. WE‚ the researchers‚ personally conducted an interview
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formative effect on the mind‚character or physical ability of an individual. In its technical sense‚ education is the process by which society deliberately transmits its accumulated knowledge‚ skills and values from one generation to another. Etymologically‚ the word education is derived from educare (Latin) "bring up"‚ which is related toeducere "bring out"‚ "bring forth what is within"‚ "bring out potential" and ducere‚ "to lead".[1] Teachers in educational institutions direct the education of students and
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