that‚ place the ground materials in the test tube and add 5 ml of acetone. 3. Shake for 10 seconds‚ and after 10 minutes add 5 ml of water. Then‚ add 3 ml of petroleum ether and shake for 5 seconds. The pigment will eventually be found on the upper layer; remove it with a pipette and place it in a small test tube in the brown bottle. Note: dispose of the remaining materials. 4. Draw a faint pencil line on a filter paper‚ 1.5 cm from one edge. Then‚ using a capillary tube‚ make 6 or 7 dots on the pencil
Premium Thin layer chromatography Chlorophyll Laboratory glassware
is categorized into three broad segments‚ namely‚ by systems‚ by consumables‚ and by end users. The chromatography systems market comprises liquid chromatography systems‚ gas chromatography systems‚ supercritical fluid chromatography systems‚ thin layer chromatography systems‚ and other components of systems (detectors‚ autosamplers‚ pumps‚ fraction collectors‚ and others). The market for chromatography consumables is segmented into columns‚ syringe filters‚ tubings‚ vials‚ and other consumables (injectors
Premium Chromatography Gas chromatography Laboratory equipment
Column Chromatography ________________________________________________ You have already performed two chromatography experiments: gas chromatography and thin layer chromatography. All chromatography experiments involve passing a mixture of analytes through a system that includes a mobile phase and a stationary phase. The partitioning of the analytes between these two phases determines the rate at which they pass through the system‚ and (in theory) allows them to be separated from one another. Column
Premium Thin layer chromatography Chromatography Silica gel
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 a piece of high quality filter paper. The mobile phase is a developing solution that travels up the stationary phase‚ carrying
Premium Thin layer chromatography Chromatography Color
Patricia Belen 3Bio-7‚ Department of Biological Sciences‚ University of Santo Tomas‚ Manila‚ Philippines Abstract Column Chromatography is a form of solid-liquid adsorption chromatography and depends on the essential principles as does in thin layer chromatography. It was used in this experiment in separating and analyzing the different components of Capsicum frutescens (siling labuyo) with the use of solvents such as Hexane (C6H14)‚ Dichloromethane (CH2Cl2)‚ Hexane/Dichloromethane (1:1)‚ and
Free Chromatography Thin layer chromatography Silica gel
source‚ the process retrieves the encrypted credentials from the internal database and decrypts them in process. 4.3. Server component communication: This applies to distributed deployments only. You can configure Tableau Server to use Secure Sockets Layer (SSL) for encrypted communications on all traffic between the Postgres repository and other server components. By default‚ SSL is disabled for communications between server components and the repository. For more information‚ see Configure Internal
Premium Tableau Software Transport Layer Security Data management
| Case Study – “GameStop” Digital Company | | Information Systems Management Post-Module Assignment Lecturer – Dr. Marta Sabou | | | MODUL University Vienna | Dmitry Stetsenko - 0811561 14.01.2013 1. «GameStop» Digital Firm – Overview In my research I would like to point out gaming industry as a very profitable e-commerce sphere and as an example present a company named «GameStop». «GameStop» was originally
Premium Malware Virtual private network Transport Layer Security
Practical - 5 AIM: Configuration of FTP Server. Setup a FTP server Platform: Windows 2007 IIS: version: 7 Here we need to perform two steps. 1. Install FTP Web Server 2. Configure FTP Web Server STEP - 1: Install FTP Web Server 1. Go to Control Panel 2. Click on program and features 3. Now click Turn Windows Features on or off. 4. Expand Internet Information Services‚ then FTP Server. 5. Select FTP Service
Premium Web browser Transport Layer Security File Transfer Protocol
TCP/IP and what do they do? Who is the primary user of TCP/IP? TCP/IP has two parts. TCP is the transport layer protocol that links the application layer to the network layer. It performs segmenting: breaking the data into smaller PDUs called segments‚ numbering them‚ ensuring each segment is reliably delivered‚ and putting them in the proper order at the destination. IP is the network layer protocol and performs addressing and routing. IP software is used at each of the intervening computers through
Premium IP address Subnetwork Internet
deployment cost plus the cost of user training‚ support‚ and facility maintenance over time. Productivity enhancements can be measured in terms of tool effectiveness‚ user time savings‚ usability improvements‚ and user satisfaction. Secure Sockets Layer (SSL) VPN is an emerging technology that provides remote-access VPN capability‚ using the SSL function that is already built into a modern web browser. SSL VPN allows users from any Internet-enabled location to launch a web browser to establish remote-access
Premium Virtual private network Transport Layer Security