"Conclusion For Leaf Chromatography" Essays and Research Papers

  • Conclusion For Leaf Chromatography

    Introduction Paper chromatography is a method using a chromatography paper to identify the many mixtures of one simple color. The word chromatography comes from the Greek words, "chroma," meaning color, and "grafein," meaning to write. The process of this experiment is to place a colored dot, such as marker ink, onto the chromatography paper, one centimeter away from the triangular tip. Next dip your chromatography paper into the solvent, not allowing it to touch the colored dot. Let it sit for...

    Chromatography, Color, Green 665  Words | 3  Pages

  • Chromatography

    Chromatography: The colours separate and move up the paper at different rates Chromatography can be used to separate mixtures of coloured compounds. Mixtures that are suitable for separation by chromatography include inks, dyes and colouring agents in food. Simple chromatography is carried out on paper. A spot of the mixture is placed near the bottom of a piece of chromatography paper and the paper is then placed upright in a suitable solvent, eg water. As the solvent soaks up the paper, it carries...

    Analytical chemistry, Chemical compound, Chromatography 615  Words | 3  Pages

  • Chromatography

    Chromatography – Analyzing Analgesics by TLC and Isolation of β-Carotene by Column Chromatography Introduction/Background: Flavonoids are an important group of additives that can be defined as pure substances either natural, extracted from raw materials or synthetic. Chromatography is the separation of two or more compounds or ions caused by their molecular interactions with two phases – one moving and one stationary (Weldegirma 2012). Three types of chromatography are...

    Analytical chemistry, Aspirin, Chromatography 993  Words | 7  Pages

  • Chromatography

    Chromatography Abstract Paper chromatography is one of the methods under chromatography, it can use in identifying unknown compounds using known compound and it can also use as a separation technique based on the differences in affinities of components of the mixture to a stationary phase and a mobile phase. In the experiment, the stationary phase was the filter paper onto which the dye samples were dropped onto while the mobile phase was the solvent mixture containing ethanol and water which...

    Analytical chemistry, Chemical polarity, Chromatography 1688  Words | 6  Pages

  • Chromatography

    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...

    Allura Red AC, Chromatography, Color 873  Words | 3  Pages

  • Lab Report Chromatography

    Lab report: Apparatus: * 1 chromatography sheet * Pipette * 30cm2 Beaker * 3 crushing bowls * Pencil * Ruler * Scissors Materials: * 2-3 g leafs of “Feldsalat” * 2-3 g of leak * 2-3 g of Brussel sprouts * 30 ml. of acetone * 6 g of fine sand * 6 g sodium carbonate * 0.25 g water Results Leaf type | Pigment colors | | Distance Between starting line and pigment in mm ±0.5 | | Light yellow | Yellow-green | Dark Green | Light...

    Azure, Color, Green 558  Words | 3  Pages

  • Conclusion

    CONCLUSION Angiosperms (flowering plant) include in phylum Anthophyta.Angiosperms are plant that have flowers and fruit. Their part of the flower is a carpel which surrounds and protects the ovules and seeds. The fruit surrounds the embryo and aids seed dispersal. The great majority of angiosperms are classified either as monocots or eudicots.Monocot embryos have a single seed leaf (cotyledon), and pollen grains with a single groove while eudicots (true dicots) have two cotyledons, and pollen...

    Dicotyledon, Flower, Flowering plant 719  Words | 3  Pages

  • Chromatography

    Chromatography (Greek for ‘colour writing’) is used to describe various methods applied to separate mixtures (referred to as the sample of the experiment) with great accuracy to analyze them. By using chromatography we can manipulate these to move at different speeds through the system, thus separating them. Chromatography is necessary in chemical industries, as well as bio processing companies. Chromatography can be: 1. analytical: used to measure ratios of analytes(substance in simpler forms)...

    Analytical chemistry, Chromatography, Expanded bed adsorption 891  Words | 4  Pages

  • chromatography

    Column and Thin layer Chromatography of Red Siling Labuyo Marian Angelu Ramos, Rose Ann Refuela, Leomarie Duanne Sanchez, Paula Lynne Santos, Geraline Sarmiento, Jon Carlo Semana Group number Seven, 2E- Pharmacy, Faculty of Pharmacy, University of Santo Tomas ABSTRACT Chromatography is the separation of mixtures into their constituents. It relies on the differential solubilities or absorptivities of the components to be separated with respect to two phases, one of which is stationary and the...

    Analytical chemistry, Chromatography, Color 1280  Words | 6  Pages

  • Chromatography Lab

    Problem How can you tell pigment separation by using Chromatography? Objective To prepare a chromatogram, separate pigments in a leaf and interpret the chromatogram. Hypothesis If I am to put a chromatography paper into a solvent, then it would separate the pigments depending on their Rf value. I think the pigments will separate in this order: Chlorophyll A, Chlorophyll B, Carotene, and Xanthophyll. Introduction Chlorophyll is the molecule that absorbs sunlight and uses its energy...

    Chlorophyll, Chromatography, Color 1239  Words | 4  Pages

  • Chromatography

    Chromatography: How can we separate a mixture? Purpose The chromatography lab is to understand how molecules with similar molecular properties can be separated with paper chromatography. These differences will be interpreted to see the distinction of separate chemical substances. Pre Lab Questions 1. Explain capillary action as it pertains to water and paper. Capillary action makes water draw up the paper. As paper absorbs water mixes with the solutions in the paper. 2. What is...

    Capillary action, Chromatography, Ethanol 884  Words | 5  Pages

  • Chromatography

    provided for. Good luck!!! CHROMATOGRAPHY (By: Mayflor Markusic) KALIKASAN: Everyday Science in Action Volume 4 No. 1; pages 22-24 a) What is chromatography? 1 2 3 4 ____________________________________________________________ ________________ b) Give examples of mixtures which can be separated through chromatography. 4 5 6 7 ________________________________________ ______________________________________ c) How is chromatography done? 4 5 6 7 ________...

    Analytical chemistry, Chromatography, Chromatography software 684  Words | 4  Pages

  • Chromatography of Plant Pigments

    CHROMATOGRAPHY OF PLANT PIGMENTS Marquez, Ma. Rica Paulene, Moises, Patrisha Kate, Policarpio, Jairus Paolo, Rolda, Zylene Joy Department of Biology, College of Science, University of the Philippines Baguio April 23, 2013 ABSTRACT The objective of this experiment was to apply the technique of paper chromatography as a method for separating individual plant pigments contained in plant tissue extracts containing pigment blends. The process of chromatography separates molecules because of the...

    Biological pigment, Chemistry, Chlorophyll 1376  Words | 5  Pages

  • Paper Chromatography Lab

     Paper Chromatography Lab Alyssa Voigt November 7th, 2013 Mr. Steenholdt Paper Chromatography Lab Purpose: to separate the various photosynthetic pigments of Spinacia oleracea leaves. Materials: - methanol - water - filter paper - sand - test tube - 10 S. oleracea leaves - 2 wooden splints - mortar - pestle Method: First, 10 S. oleracea leaves were gathered. A piece of filter paper, a wooden splint, a mortar and pestle...

    Acetic acid, Chlorophyll, Laboratory equipment 876  Words | 4  Pages

  • Column and Thin Layer Chromatography

    Column and Thin-Layer Chromatography of Capsicum Frutescens L. Pigments John Cyril Abanto*, Vernalyn Abarintos and Clarice Gail Abella Department of Chemistry, College of Science University of Santo Tomas, Espana Street, Manila 1050 Date Submitted: September, 2010 ____________________________________________________________ _________________________________ Abstract: The experiment was done to separate and analyze the components of chili pepper. Chromatography was used because of its...

    Chromatography, Column chromatography, Expanded bed adsorption 1089  Words | 5  Pages

  • Chromatography

    Liquid Chromatography Purpose: The purpose of this lab was to separate substances based on their polarity by using liquid chromatography. Data Table: Red Dye Blue Dye Run#1 Run#2 Run#3 Run#1 Run#2 Run#3 Start of Band(mL) 1.50 2.20 1.00 2.70 3.00 2.00 End of Band(mL) 2.70 3.00 2.00 6.40 5.50 6.00 Beaker Eluant Observations 1 H2O White powder 2 5%isopropyl Red powder 3 28%isopropyl Blue powder 4 70%isopropyl Oily residual Calculations: W = Vend –...

    Alcohol, Atom, Carbon 561  Words | 4  Pages

  • Chromatography

    Paper chromatography is one of the easiest methods of chromatography. It is a method of planar chromatography (stationary phase is in form of a plane). Paper chromatography follows the basic principle of chromatography, which states that substances or components are distributed in between the stationary phase and the mobile phase. It is an analytical technique, where only a small amount of a sample is used for separating and identifying its components. Like any other method of chromatography, paper...

    Analytical chemistry, Chromatography, Gas chromatography 969  Words | 3  Pages

  • CHROMATOGRAPHY

    plant leaf pigments and determining them by using the Rf values obtained from the paper chromatography technique. The hypothesis of the experiment was that all of the five listed pigments would be present in the extracted plant leaf according to the Rf values. PROCEDURE/APPARATUS: The equipments used were a 18 x 150 mm test tube with stopper, graduated cylinders, Erlenmeyer flask, mortar and pestle, metric ruler, tall jar, acetone, tiny test tube, small brown bottle, petroleum ether, plant leaf, dried...

    Chlorophyll, Chromatography, Erlenmeyer flask 502  Words | 2  Pages

  • column chromatography

     Column Chromatography of Plant Pigments Sopheea Celine Pizarras*, Anne Morielle Ponciano*, Emerson Quimba*, and Aimee Reyes* College Of Science, University of Santo Tomas, España blvd., Manila Abstract: Column Chromatography is a solid-liquid adsorption chromatography. It depends on the essential principles so as in thin layer chromatography. This separated and analysed the different components of Capsicum frutescens, siling labuyo with the use of reagents such as Hexane, Dichloromethane, Hexane/Dichloromethane...

    Analytical chemistry, Chromatography, Ethanol 638  Words | 5  Pages

  • Conclusion

    Poor or middle income group people 5. Businessmen 6. Creating Brands 7. Adds and promotions 8. Low price strategy 9. Varieties available for different age groups 10. Various schemes for pre-paid and post paid customers Conclusion and Recommendation:...

    Bharti Airtel, Cellular network, GSM 827  Words | 5  Pages

  • Paper Chromatography

    EXPERIMENT 5: CHROMATOGRAPHY Abstract Paper Chromatography uses a chromatogram paper as its stationary phase and the solvent as the mobile phase. Retention factor is the ratio of the distance travelled by the sample to the distance travelled by the solvent. This experiment aims to separate organic compounds, to compute Rf values and to identify unknown compounds using Rf values. The ten samples underwent paper chromatography to determine the components of the unknown sample. The mobile phase allowed...

    Analytical chemistry, Chromatography, Gas chromatography 1569  Words | 7  Pages

  • Separation of Photosynthetic Pigments by Paer Chromatography

    Unversity Visca, Babay City, Leyte Name: Millama, Engene O. Course & Year: BS Biotech-2 Lab Schedule: W (1-4) Group 5 Date Performed: Dec. 12, 2012 Date Submitted: Jan. 9, 2013 Separation of Photosynthetic Pigment by Paper Chromatography I. INTRODUCTION There are different types of components in plant pigments. The most important and abundant chemical pigment found in plants is chlorophyll. This pigment exists in two forms; chlorophyll a and chlorophyll b. Chlorophyll a, being...

    Carotene, Chlorophyll, Chromatography 1538  Words | 5  Pages

  • Conclusion

    Conclusion In part A of this experiment, we transformed the bacteria into an antibiotic resistant form by inserting a plasmid into it. We used heat shock in order to make the bacteria capable to uptake a plasmid in the presence of calcium ions that help disrupt the cell membrane (heat shock is the combination of altering hot and cold). When they are capable of accepting plasmids, the bacteria are incubated with plasmids that carry the resistance to a particular antibiotic, in this case ampicilin...

    Agar plate, Antibiotic resistance, Bacteria 970  Words | 3  Pages

  • Paper Chromatography

    ABSTRACT Paper chromatography is a method used to separate mixtures into their different parts. To do paper chromatography you need porous paper and chromatography solution which is water and isopropyl alcohol. These solvents were poured in separated cups. About 3-4 cm wide and 10 cm long four strips of coffee filter paper were printed with a small mark of permanent ink and water soluble ink with about 2 cm distance from the bottom of the paper. . The filter paper were labeled on the top and determined...

    Alcohol, Chemical substance, Chemistry 1254  Words | 4  Pages

  • Gas Chromatography

    Gas Chromatography Purpose: The purpose of the gas chromatography lab is to find out how different substances interact with the surface of a solid. Chromatography is a separation technique that depends on the relative distribution of the components of a mixture between a mobile phase and a solid stationary phase. Chromatography measures the tendency of a substance to interact with the surface of a solid or to remain in a mobile phase. When doing a chromatography lab the mobile phase has to...

    Analytical chemistry, Chromatography, Chromatography software 1426  Words | 5  Pages

  • The Artificial Leaf

    Introducing the Latest High Tech Invention…The Leaf General Purpose: To inform Specific Purpose: The purpose of this presentation is to inform the audience of the invention of the Artificial Leaf and its potential applications. Introduction I. Efficient and affordable if not free “green energy” is something sought after by scientists, eco-conscious individuals, organizations, and consumers alike. A. Some of these concepts are already well known. Solar, wind, and water driven technologies...

    American Chemical Society, Chemical reaction, Cogeneration 959  Words | 3  Pages

  • Chromatography Lab Repot

    any one factor that affects retention on paper chromatography Design and carry out a scientific investigation on any one factor that affects retention on paper chromatography CHEMISTRY LAB REPORT CHEMISTRY LAB REPORT Name: Sri Danielle Class: 9A Teacher: Sir Ajay Name: Sri Danielle Class: 9A Teacher: Sir Ajay Aim My aim for this experiment is to find out how different types of solvent will affect the retention factor in paper chromatography. Hypothesis I think that there will be a...

    Chemistry, Chromatography, Distillation 668  Words | 4  Pages

  • Leaf and Photosynthesis

    photosynthesis would happen the fastest. We cut out equal disk from a plant leaf and placed half in water and the other half a bicarbonate solution. We then used a syringe to carefully extract the bicarbonate solution, and then we removed the air out of the syringe and created a small vacuum within the syringe and later released the vacuum. This process was repeated until enough leaf disks’ air has been swapped with the solution and the leaf disks submerge into the solution. We repeated this method again with...

    Carbon dioxide, Chemistry, Concentration 822  Words | 3  Pages

  • Chromatography Lab Report

    Chromatography lab Purpose: To separate food colorings into their component dyes using paper chromatography. Materials: Chromatography paper, Food coloring, Ruler, Pencil, Solvent solution, Test tubes, Test tube rack. Safety precaution: wear aprons, to make sure that you don’t get any of the alcohol on your clothes, and if you break a test tube you don’t get glass on you. Procedure: See-attached handout. Results: See chromatography with Audrey’s lab report. ...

    Allura Red AC, Chromatography, Color 677  Words | 3  Pages

  • 5.05 Chromatography

    Title  Color Chromatography Lab Background Information and Research 1. Paper chromatography is a way separate the components of a mixture. 2. It can be used for purification, separation of mixtures, and identify of components. Purpose The purpose of this experiment is to take a look at what chromatography is really about. It helps us see what we don't normally see, such as all the hidden colors that show up in the different colors. Materials Four different markers. I used Purple, Green...

    Chromatography, Color, Green 678  Words | 3  Pages

  • Chromatography of Commercial Analgesics

    Chromatography of Commercial Analgesics Using the thin layer chromatography the major components of a commercial analgesic tablet will be indentified and purified. The active ingredients of the analgesic used were characterized by comparison with chromatograms of aspirin, acetaminophen, ibuprofen, mefanemic acid, and caffeine through the use of UV chromatography then the Rf value was calculated for each solvent. INTRODUCTION In this experiment, thin-layer chromatography (TLC) will be used...

    Analgesic, Aspirin, Capillary action 890  Words | 4  Pages

  • Chromatography: Lab Report

    CHM130 Lab 9 Chromatography Name:                 Paige Miller                    A.  Data Table (12 points) Paper # Color Source Solvent Distance Solvent Moves Rf value 1  Blue  Food coloring  Salt Solution  12.00 cm  Blue- 1.00 Red- 0.625 2  Green  Food coloring  Salt Solution  12.00 cm  Blue- 1.00 Yellow- 0.775 3 Red   Food coloring  Salt Solution  12.00 cm  0.816 4  Yellow  Food coloring  Salt Solution  12.00 cm  0.816 5  Blue  M &M  Salt Solution  12.00 cm  0.608 6  Red  M & M  Salt Solution...

    Chromatography, Color, Dye 883  Words | 4  Pages

  • Nissan Leaf

    diesel is an ethical business practice followed. * Nissan Leaf undergoes through rigorous technical tests for ensuring safety. Although, it has been awarded “Top Safety Pick” by Insurance Institute for Highway Safety (IIHS) which recognizes vehicle for excellent performance in four passenger safety tests. Changes: * Many vehicles present a false interpretation of their product therefore all the claims has to be precise for Nissan Leaf in order to follow the code by Advertising Standards Canada...

    Competition, Electric car, Electric vehicle 1679  Words | 7  Pages

  • Chem Lab Chromatography

    Gabriel Alizaidy Liquid Chromatography September 14, 2009 Objective: To separate the components of unsweetened, grape flavored Kool-Aid. Procedure: Using two syringes, inject different concentrations of alcohol to extract red and blue dyes, and artificial flavoring. Data: Conclusion: Different dyes are shown when separated by different concentrations of isopropyl alcohol. Discussion of Theory: Chromatography, resolution and selectivity played major roles in making the experiment work...

    Analytical chemistry, Chemical polarity, Chromatography 558  Words | 3  Pages

  • Liquid Chromatography

    dissolves like”. Conclusions: a. This lab, due to the low percent error determine in the calculations of the k’ of the dyes within the Kool-Aid, was fairly successful. Although there were errors that led to anomalies in the data, the coherence of the data obtained with that which has been determined demonstrates that the procedure was carried out, for the most part, accurately. b. The objectives of this lab, which included learning the procedures of liquid chromatography, were learned through...

    Atom, Chemical bond, Chemical polarity 1007  Words | 5  Pages

  • Lab report for chromatography,international baccalaureate programme

    CHROMATOGRAPHY _TOPIC_ : 7.2 _RESEARCH QUESTION:_ What is chromatography? How many pigments are there in a plant? How the different pigments in a plant can be separated? _APPARATUS_ : Please refer to the handout _MATERIAL_ : Please refer to the handout _METHOD_ : Please refer to the handout _DATA COLLECTION_: Coloured band Pigment front distance (± 0.05cm) Solvent front distance (± 0.05cm) Green 11.7 13.0 Yellow 12.5 13.0 _DATA PROCESSING_: Coloured band Pigment...

    Analytical chemistry, Chlorophyll, Chromatography 584  Words | 4  Pages

  • Gas Chromatography Report

     Gas Chromatography/Mass Spectrometry Susan Brown Keiser University Introduction GC/MS Gas Chromatography and Mass Spectrometry combines the identification power of gas chromatography with the quantitative analysis of mass spectrometry. Gas chromatography is a widely used laboratory technique that allows you identify specific parts of a mixture of substances. Mass spectrometry helps determine the molecular weight and components of the individual compounds. Where instruments...

    Analytical chemistry, Chromatography, Chromatography software 1653  Words | 8  Pages

  • Chromatography of Commercial Analgesics

    Component seeks to separate, identify, quantify and analyze the active component found in Biogesic®, which may be useful for public awareness despite its wide acceptance and availability in the market. Furthermore, this study applies thin layer chromatography (TLC) technique since it is the simplest, cheapest yet most effective approach in terms to the study’s objectives. The TLC method implies Rf (Rate of flow) values where it is given by the distance from origin to center of subtance spot over the...

    Analgesic, Analytical chemistry, Capillary action 1868  Words | 6  Pages

  • Chromatography Analysis of Black Pens

    Chromatography Analysis of Black Pens to Determine Unknown Sample Purpose: Paper chromatography was performed on five different black pens, using four different solutions to determine which would be most appropriate to use on an unknown sample. Paper chromatography was then performed on the unknown sample to identify which pen was used to create it. Procedure: Each person participating in the analysis was assigned one solution to work with: V. Temple used distilled water, D. Sellers used...

    Chromatography, Ethanol, Ink 710  Words | 2  Pages

  • Gas Chromatography

    University chemistry DepartmentPatrick Mills Erin Barnes | | | | | | | January 24, 2013 Introduction: Chromatography is the separation of components of a mixture by differential adsorption between a stationary phase and a mobile phase.1 GC separates molecules as it moves through the column. There are two different column types that are used in gas chromatography, packed and capillary.3 The detector is connected to a recording device, which shows a deflection when a sample passes...

    Analytical chemistry, Benzene, Chromatography 513  Words | 3  Pages

  • Fat & Oil Analysis - Gas Chromatography

    LABORATORY REPORT LAB 3: FAT & OIL FROM OIL-SEEDS: PART III GAS CHROMATOGRAPHY COORDINATORS: ASSOC. DR. JAMALUDDIN BIN MOHD DAUD ABDUL AZIM ADNAN 1016741 ABDUL AZIM BIN ADNAN 1016741 INTRODUCTION In gas chromatography, gaseous mobile phase or sometime called carrier gas is used to transport the gaseous analyte (compound or sample) through the column. In gas liquid partition chromatography, the nonvolatile liquid which is the stationary phase bonded to the inside of the...

    Analytical chemistry, Chromatography, Expanded bed adsorption 735  Words | 3  Pages

  • Chromatography of Photosynthetic Pigments

    Chromatography of Photosynthetic Pigments Abstract In this experiment a process of chromatography was used to separate chlorophyll a, chlorophyll b, xanthophyll, and beta carotene. When these pigments were obtained they were used to measure the wavelengths by way of spectrophotometer of each and the total of all the pigments wavelength. Introduction Photosynthesis is a process by which plants use the sunlight to convert it from light energy into chemical energy. This equation shows us how...

    Carotene, Chlorophyll, Chromatography 893  Words | 3  Pages

  • paper chromatography

    Paper chromatography Presented by – Miss. Shruti Vilas Kharat. SYBSc / FS13164 History- Paper Chromatography (PC) was first introduced by German scientist Christian Friedrich Schonbein (1865). PC is considered to be the simplest and most widely used of the chromatographic techniques because of its applicability to isolation, identification and quantitative determination of organic and inorganic compounds. Definition- Paper chromatography is an analytical method technique for separating...

    Analytical chemistry, Chromatography, Gas chromatography 595  Words | 5  Pages

  • Transpiration and Leaf Resistance

    Transpiration and Leaf Resistance By: Bernina Berber Introduction Transpiration is a part of the water cycle process, and it is the loss of water vapor from parts of the plants. It is a process similar to evaporation. Evaporation and diffusion cause the plant tissue to have negative water potential. If you were to compare transpiration it would be like saying it is close to sweating (but in plants), especially in leaves but also in stems, flowers and roots. Stomata are dots with openings on...

    Evaporation, Leaf, Plant physiology 1501  Words | 4  Pages

  • Experiment on Chromatography

    ------------------------------------------------- Using Liquid-Liquid Partitioning Chromatography Teshia Faye T. Josue Institute of Chemistry, University of the Philippines, Diliman, Quezon City July 10, 2013 July 16, 2013 I. II. Methodology Chromatography is a method of separation that has been familiar to students from the time they take up Chemistry in their high school years. Specifically though, it was the Paper Chromatography that was introduced. Different colors of inked pens were compared with...

    Analytical chemistry, Chromatography, Dimension 2527  Words | 8  Pages

  • Investigating Number of Stomata on a Leaf

    on the number of stomata of a leaf.” Research Question: How do differing leaf heights affect the number/density of stomata of a leaf? Hypothesis Stomata are pores, typically found under the leaf (lower epidermis), that control the gas exchange of transpiration, where water vapor leaves the plants, and carbon dioxide enters. I predict that the stomatal density on high leafs is higher than on low leafs. During photosynthesis the chloroplasts in the leaf cells synthesize ATP from ADP as...

    Arithmetic mean, Carbon dioxide, Leaf 1305  Words | 6  Pages

  • Chromatography of Food Dye

    Report ROOM NO: FE E309 EXPERIMENT NO : 8 TITLE : Thin Layer Chromatography of Food Dyes Submitted by Class Partners Instructor : Lyndsay Grover : BIOL 10000 lab. : Awatif Hagelamin : Farag Soliman Date lab performed : February 3, 2011 Date of submission : February 10, 2011 FENNELL CAMPUS HAMILTON, ONTARIO 1/3 Purpose: The purpose of this experiment was to observe the reactions of food dyes with thin layer chromatography paper in order to find the components of an unknown solution...

    Blue, Color, Cyan 905  Words | 3  Pages

  • Candy Chromatography Research Paper

    their mouths and a happy, satisfied grin on their faces. The reason for conducting the research is to know how the colors of our favorite candy-coated sugary rewards came to be and that method of knowing is what we call “Candy Crhomatography”. Chromatography by definition according to Webster’s dictionary means “ a method for separating the constituents of a solution (gas or liquid) by exploiting the different bonding properties of different molecules”. In this case, the molecules being broken down...

    Capillary action, Chromatography, Color 1478  Words | 5  Pages

  • Thin Layer Chromatography

    Thin Layer Chromatography Submitted in partial fulfillment of the requirements for: CHE 324 Organic Chemistry Laboratory Dr. Robert Duncan Fall Semester 2012 Caitlin Inman, Team Leader October 9, 2012 Tyler Byrd, Data Collection Shared Role, Technique Expert Introduction: “Chromatography is used to separate components of a mixture. For example, imagine a mixture of wood pieces, pebbles, and large rocks to be separated and the chromatography setup as a stream. Flowing water...

    Capillary action, Chromatography, Diethyl ether 1909  Words | 6  Pages

  • Ink Paper Chromatography

    Ink Chromatography Lab Background Information Paper chromatography is an analytical method that is used for separating and identifying mixtures of substances into their smaller parts. Paper chromatography works because the ink used contains several dyes (pigments) that when place on porous paper are dissolved in a solvent by capillary action. When the pigments (solutes) are dissolved in the solvent (water & alcohol mixture) they move through the paper at different rates depending on their...

    Color, Ethanol, Liquid 999  Words | 5  Pages

  • Maple Leaf Ethics Crisis

    Maple Leaf Foods Reaction Paper Introduction Canada is the country has the safest food system. However, the maple leaf food, one of the largest producers of meat products in North America and an integrated company with the value” We Take Care”, faced Listeria outbreak, described by the Company’s CEO as “the toughest situation we’ve faced in the 100 years of this company’s history”. The first part of this paper will give a general perspective on the actions and strategies of Maple leaf food in...

    Food, Food safety, Maple Leaf Foods 1007  Words | 2  Pages

  • Paper Chromatography

    Analysis of Food Colorings by Paper Chromatography Introduction Paper Chromatography one method for testing the purity of compounds and identifying substances. This is a useful technique because it is relatively quick and requires small quantities of material. Separations in paper chromatography involve the same principles as those in thin layer chromatography. The substances are distributed between a stationary phase and a mobile phase. The stationary phase is usually...

    Analytical chemistry, Chromatography, Color 588  Words | 3  Pages

  • Separation of Chlorophyll a, Chlorophyll B, and Beta Carotene by Paper Chromatography

    Abstract Pigments extracted from different greens have different polarities and may be different colors. Mixed pigments can be separated using chromatography paper. Chromatography paper is able to separate mixed pigments due to their polarity and solubility. Pigments of chlorophyll a, chlorophyll b and beta carotene will be separated on chromatography paper because each has its own polarity and solubility, which results in different distance traveled up the paper. Beta carotene is non-polar so it...

    Chemical polarity, Chlorophyll, Chromatography 1323  Words | 4  Pages

  • 5.05 Ink Chromatography

    5.05 Ink Chromatography Basic Lab Components Background Information and Research: 1. Paper chromatography type of method that is used to separate mixtures of substances from a solution. 2. There are many uses for paper chromatography, especially concerning the fields of chemistry and biology. One use is to allow scientists to detect any sort of contaminants is rainwater. Another use is to identify clues at a crime scene such as blood, ink, or drugs. However, the more common use is...

    Color, Ethanol, Liquid 748  Words | 4  Pages

  • chromatography of chlorophyll

    separated by a procedure called chromatography. The procedure uses a special paper and solvent. The chlorophyll molecules adhere to the paper. The solvent molecules move up the paper by capillary action. Each chlorophyll molecule will travel up the paper at different rates. Hypothesis: If chlorophyll is removed from the plant, then the different pigments in the plant can be visible. Materials: -Spinach -Coin -Chromatography paper -Ruler ...

    Carotene, Chlorophyll, Leaf 648  Words | 2  Pages

  • Column Chromatography

    Post Lab #4- Column Chromatography Organic Chem 3418-2 March 3, 2011 Theoretical Background- The fluorene and fluorenone mixture was separated by first dissolving the mixture in heptane. Since “like dissolves like”, fluorene dissolves with the non-polar heptane and the polar fluorenone dissolves in the polar ethyl acetate solvent. This phenomenon was illustrated in class before the experiment, when it was pointed out why water will not dissolve fluorene, fluorenone, or transstilbene...

    Acetic acid, Chemical polarity, Ethanol 1256  Words | 4  Pages

  • Thin Layer Chromatography

    (Author’s name) (Professor’s name) (Course details) (Date Abstract The aim of the lab was to separate and analyse analgesic drugs in a drug tablet. The method used to separate the components was Thin Layer Chromatography (TLC) with silica adsorbent as the stationary phase and 0.5% glacial acetic as the mobile phase. In one plate, five known samples were used as the reference, that is: Aspirin; Caffeine; Ibuprofen; and Salicylamide. Aspirin and Salicylamide were the only samples that fluoresced...

    Acetic acid, Analytical chemistry, Aspirin 771  Words | 3  Pages

  • Plant Pigment Chromatography

    Objectives: To use the process of chromatography to separate plant pigments. To compare the plant pigments found in spinach and red leaf lettuce leaves. Hypotheses: I believe the spinach leaf in the acetone will have a higher pigment of chlorophyll a and the red leaf lettuce will have a higher pigment of anthocyanin. I believe the spinach leaf in distilled water will have a higher pigment of chlorophyll a and the red leaf lettuce will have a higher pigment of anthocyanin. Discussion Questions:...

    Betalain, Chlorophyll, Color 505  Words | 2  Pages

  • Gliricidia Sepium Leaf Extract

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