Thin Layer Chromatography Introduction Thin Layer Chromatography or TLC is a technique used as a separation and identification technique. There are many forms of chromatography‚ but one thing that remains constant throughout all of the types of chromatography is that there is a stationary phase and a mobile phase. In the case of TLC the stationary phase is the silica gel on the TLC tray. Procedure Chromatograph method is a method of separating mixtures of two or more compounds. Two phases
Free Chromatography Thin layer chromatography
assignment to your teacher by the due date for full credit. (5 points) 1. Describe generally what happened to each spot of each type of ink. Which had the most pigments? Answer: The black ink went from a light blue to dark blue then to red. The red ink went from red to pink. It went the furthest out of the inks. The green ink went from dark blue to green and then yellow. Out of the 3 inks‚ the green ink had the most pigments. (5 points) 2. Compare the effectiveness of each of the four kinds
Premium Pigment Color Green
The Red Panda comes from the family of Ailuridae and its scientific name is Ailurus Fulgens. The Red Fox‚ whose scientific name is Vulpes Vulpes‚ is from the Canidae family. They are both mammals and are the same size. However‚ the Red Panda and the Red Fox share similarities and differences in their appearance‚ habitat‚ diet‚ behaviour‚ reproduction and status of population. First of all‚ the Red Panda and the Red Fox are quite similar but a little different in their appearance. Like the Red
Premium Red Panda Bamboo Fox
tested for by a possible employer include Cocaine (crack)‚ Amphetamines (crystal)‚ Opiates (codeine‚ morphine‚ heroin)‚ PCP (phencyclidine)‚ and Marijuana. Gas chromatography/mass spectrometry is used to test hair and urine samples of possible drug abusers or job applicants‚ and it is the best method for the testing of drug use. Gas chromatography and mass spectrometry are two different methods for identifying chemical substances‚ and the two instruments have be coupled together to perform a highly complementary
Premium Chromatography Mass spectrometry Gas chromatography
Case: Dr Pepper Snapple Group‚ Inc. Grade ID: 12258 Date: 2/14/2011 The problem associated with this case is whether or not the company should introduce a new energy beverage brand into the market. If a profitable market opportunity exists for the company to enter the energy beverage market the next step would be to identify a target market and marketing mix along with a product line and brand positioning. The best opportunity for the company to gain market share is to target adult
Premium Marketing Retailing Drink
INTRODUCTION Extracts from black pepper discourage insect pests from laying eggs on leaves and pose lower risk to humans and the environment than other pesticides‚ a University of Ottawa researcher says. The more susceptible species were pine sawflies‚ which are passed on ornamental plants and caterpillars such as the eastern tent caterpillar Black Pepper worked better when insects are soft-bodied during the larval stage because the chemical is able to penetrate
Premium Garlic Black pepper Insecticide
The self-portrait The Broken Column was painted by Frida Kahlo in 1944. This work is oil on canvas‚ mounted on masonite‚ and it is 40 x 30.7 cm. The Broken Column is at Museo Dolores Olmedo in Mexico. This painting is one of Kahlo’s most famous iconic self-portraits which represents feminism in its time‚ for it shatters the traditional idealized image of women through it subject matter‚ depiction of female beauty and symbolism. This life-size painting has a horizontal perspective
Premium History of painting Frida Kahlo Woman
Peter Piper picked a peck of... Peter piper picked a peck of pickled pep... Peter p... Oh it’s no use. I’ll never get it. Good morning/afternoon students‚ teachers and other guests. Most people refer to tongue twisters as fun phrases to say so you’ll... twist your tongue. But the proper definition is... a combination of the same sounds to create a varied alliteration that could put pressure on your tongue which may cause your nerve system go above normal. In other words it can make you go wild
Premium Alliteration Language
As social responsibility and environmentally friendly attitudes have become more prevalent‚ many companies have moved towards adapting technologies that are more efficient and less damaging to the environment. The Dr. Pepper Snapple Group takes this corporate social responsibility extremely seriously. They believe that environmental stewardship is core to operating a company that will be successful in the long term. As such they have challenged themselves to move towards more environmentally friendly
Premium
Student ID: 4593119 Date: 7 Dec 2014 Course and Section Number: SCIN131 A004 Fall 14 Lesson 4 Lab: Chromatography and Ionic versus Covalent Bonds PART 1 Begin by viewing the following Thinkwell video 15.1.3 CIA Demonstration: Chromatography After you watch the above video‚ answer the questions below in sufficient detail: (a) (3 pts.) This video discusses 3 different types of chromatography. List each one mentioned‚ and describe their differences in as much detail as possible (your points
Premium Chromatography