'Thin layer chromatography' diaporamas de présentation

Crime Lab Investigation

Crime Lab Investigation. Forensic Detectives. Hollywood vs. the Real Forensic Detectives. #1 Task. Determine if there is physical evidence that connects the suspect to the crime. Is there evidence that places the suspect at the crime scene? If so...

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Development of International Pharmacopoeia monographs for selected protease inhibitors

Development of International Pharmacopoeia monographs for selected protease inhibitors. KATHOLIEKE UNIVERSITEIT LEUVEN GROUP BIOMEDICAL SCIENCES FACULTY OF PHARMACEUTICAL SCIENCES. J.HOOGMARTENS Yekkala Raja Laboratory for Pharmaceutical Analysis. OUTLINE. Introduction.

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Chapter 16 Notes Part 2

Chapter 16 Notes Part 2. Document Examination. Alterations, Erasures, and Obliterations. Documents are often altered or changed after preparation, to hide their original intent or to perpetrate a forgery. Alterations, Erasures, and Obliterations.

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GAS LIQUID CHROMATOGRAPHY

GAS LIQUID CHROMATOGRAPHY. Principles Partition of molecules between gas (mobile phase) and liquid (stationary phase). Most Common Stationary Phases. 1. Separation of mixture of polar compounds Carbowax 20M (polyethylene glycol) 2. Separation of mixtures of non-polar compounds

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Title Page

Integrating Concepts in Biology. Title Page. PowerPoint Slides for Chapter 1: Information at the Molecular Level. 1.1 What is biological information? 1.2 What is the heritable material?. by A. Malcolm Campbell, Laurie J. Heyer, and Chris Paradise. Six Breeds of One Species. Opening Figure.

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Experimental Synthetic Organic Chemistry

Experimental Synthetic Organic Chemistry. The following is an outline to the lecture describing my approach to experimental synthetic chemistry. The opinions presented in writing and orally are not necessarily shared by my colleagues or the community as a whole. . I. Philosophy.

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Analysis of Explosives

Analysis of Explosives. Introduction. Most bombing incidents involve homemade explosive devices There are a great many types of explosives and explosive devices Lab must determine type of explosives and, if possible, reconstruct the explosive device. Chemistry of Explosion.

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Effects of UVB radiation on the skin lipids of garter snakes

Effects of UVB radiation on the skin lipids of garter snakes. Anna Vigeland Dr. M. Rockwell Parker Dr. Robert T. Mason. Study Species. Red-sided Garter Snake ( Thamnophis sirtalis parietalis ) Model organism Hibernate 8 months in large hibernacula Emerge by the thousands in late spring

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Fibers

Fibers. Fibers. Are considered class evidence Have probative value Are common trace evidence at a crime scene Can be characterized based on comparison of both physical and chemical properties. Identification and Comparison of Synthetic fibers.

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Document Analysis

Document Analysis. Document examination is a form of forensic science that includes the analysis of handwriting as well as the detection of forged documents such as passports. Document Analysis.

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Questioned Documents

Questioned Documents. Summary. Document Analysis Ink Examination Paper Examination Machine Examination (typewriter, printer). Handwriting Analysis. Questioned Documents. What pen wrote this? What type of paper is it written on? Has it been altered?. Questioned Documents. Ink Analysis.

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CHM 312 Fall 2008 CHROMATOGRAPHY

CHM 312 Fall 2008 CHROMATOGRAPHY. THIN LAYER CHROMATOGRAPHY (TLC). THIN LAYER CHROMATOGRAPHY. Thin layer chromatography (TLC) is an important technique for identification and separation of mixtures of organic compounds. It is useful in:

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Analysis of Analgesic Tablets by Thin Layer Chromatography (TLC)

Analysis of Analgesic Tablets by Thin Layer Chromatography (TLC). Organic Chemistry Lab I Fall 2008 Dr. Milkevitch Oct 12 & 14, 2009. Separating Molecules. Today : Learn a separation technique Molecules can be separated by a number of methods: Extraction Precipitation Chromatography

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Biodiesel and Soap

Biodiesel and Soap . Week 3 Collection and Analysis of Biodiesel. Getting biodiesel. Siphon off the biodiesel May be contaminated with Soap Un-reacted acid Wash with water until Allow to separate Measure pH of water Repeat until pH ~7 Collect biodiesel Dry biodiesel.

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Experiment 15

Experiment 15. A: Isolation of Pure Aspirin From Aspirin Tablets B: TLC of a Dye Mixture. Objectives. Isolation of a pure component from a commercial tablet To become familiar with the technique of thin-layer chromatography To separate a dye mixture into its constituent components.

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Science Fair Project:

Science Fair Project:. What will you do? . Choose topic to study: Do background research. Research literature about other experiments, how data was collected, what are the characteristics of your topic and other information.

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Synthesis of Oil of Wintergreen

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Synthesis of Aspirin

Synthesis of Aspirin. Alicia DeLuca and Lisa Holt Green Chemistry Project Dr. Kenick Organic Chemistry Fall 2009. Green Chemistry. The objective of this project was to utilize green chemistry principles to synthesize aspirin. The Twelve Principles of Green Chemistry.

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Organic Compounds: Vanillin

Organic Compounds: Vanillin. By:Devki Gami. ADVENTURE. http://www.plbio.life.ku.dk/English/Sections/plchem/Research/NaturalProducts/Vanillin.aspx. Uses. Ice Cream Chocolate Baked Goods Drinks Fragrances Candles Medicine Cleaning Supplies Chemical Intermediate

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Department of Chemistry Seminar Announcement

Department of Chemistry Seminar Announcement. About the Speaker .

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