'Stationary phases' diaporamas de présentation

Supporting & Servicing Excellence

GC-MS Gas Chromatography-Mass Spectrometry An Hybrid technique which couples the powerful separation potential of gas chromatography with the specific characterization ability of mass spectroscopy. Supporting & Servicing Excellence. Overview. GC History What is GC Key Components

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High Performance Liquid Chromatography (HPLC)

High Performance Liquid Chromatography (HPLC). Lecture 40. HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. High Performance Liquid Chromatography (HPLC) is one of the most widely used techniques for identification, quantification and purification of mixtures of organic compounds.

1.03k views • 60 slides

HPLC

HPLC. HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. High Performance Liquid Chromatography (HPLC) is one of the most widely used techniques for identification, quantification and purification of mixtures of organic compounds.

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Kamil Arif

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Chemistry 4631

Chemistry 4631. Instrumental Analysis Lecture 31. Chem 4631. Gas Chromatography. Instrumentation. Chem 4631. Gas Chromatography. Instrumentation Columns Two types in general use: - packed (stationary phase) - open tubular or capillary

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Monosaccharide, Oligosaccharide, and Linkage Analysis

Monosaccharide, Oligosaccharide, and Linkage Analysis. Natasha E. Zachara Ph.D. nzachara@jhmi.edu. What questions might you ask?. What monosaccharides modify my protein? What oligosaccharides modify my protein? How are these sugars linked to each other?

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Chapter 26 & 27

Chapter 26 & 27. Introduction to Chromatographic Separations and Gas Chromatography. Introduction. In gas chromatography (GC), the sample is vaporized and injected onto the head of a chromatographic column. Elution is brought about by the flow of an inert gaseous mobile phase.

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WMCTC Chromatography Workshop: 7 th Feb 2017

WMCTC Chromatography Workshop: 7 th Feb 2017. Ian J. Shannon School of Chemistry. Objectives. General Concepts/ & Terminology Practical aspects of TLC dips, artefacts, additives columns Advanced techniques GC HPLC. Concepts & Terminology. Uses Analysis and Purification

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Effect of Packing Particle Size on Plate Height

Effect of Packing Particle Size on Plate Height. Resolution between 2 adjacent peaks. The General Elution Problem. Small k?. Large k?. The General Elution Problem. 1. Poor separation of compounds with small capacity factors. 2. Excessive separation time and poor

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INTRODUCTION OF GAS CHROMATOGRAPHY

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PRODUCT ISOLATION & CONCENTRATION (PART II)

PRODUCT ISOLATION & CONCENTRATION (PART II). ERT 320/ 3 BIO-SEPARATION ENGINEERING. MISS WAN KHAIRUNNISA WAN RAMLI. Envochem Activated carbon Adsorption unit . ADSORPTION . INTRODUCTION.

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Experiment 2

Experiment 2. DISTILLATION AND GAS CHROMATOGRAPHY OF ALKANES. Objectives. To learn the techniques of simple distillation and Gas Chromatography (GC). To use the simple distillation technique to separate a mixture of compounds.

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Intro to Chromatographic Separations Chap 26

Intro to Chromatographic Separations Chap 26. CHROMATOGRAPHY. Originally based on separation and identification by color All have in common: Stationary phase Mobile phase (eluent) Separation based on differences in migration rates of components of a mixture

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Gas Chromatography

Gas Chromatography. 1. Introduction. 2. Stationary phases. 3. Retention in Gas-Liquid Chromatography. 4. Capillary gas-chromatography. 5. Sample preparation and injection. 6. Detectors. (Chapter 2 and 3 in The essence of chromatography). A. Types of Columns in GC.

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Extraction chromatography : a novel approch for metal separation

Extraction chromatography : a novel approch for metal separation. Muhammad Ramzan Department of Chemistry , UiO 18.03.2015. Hydrometallurgy Seminar, March 2015. Contents. Introduction Preparation of Extraction columns Results C onclusion. Hydrometallurgy Seminar, March 2015.

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GAS CHROMATOGRAPHY

GAS CHROMATOGRAPHY. DETECTORS.

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Chapter 27 Gas Chromatography 1. Principles

Chapter 27 Gas Chromatography 1. Principles. Two types - Gas-solid chromatography (limited because of semipermanent retention of polar molecules) Gas-liquid chromatography Retention volume F: average volumetric flow rate mL/min, can be determined

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GAS CHROMATOGRAPHY

GAS CHROMATOGRAPHY. ORG I LAB Dr. W. J. KELLY. THE GAS CHROMATOGRAPH. THE GAS CHROMATOGRAPH.

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Separations

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Forensic Toxicology: Where to Look: A Work in Progress

Forensic Toxicology: Where to Look: A Work in Progress Neeka Parker, Department of Biological Sciences, College of Arts and Sciences Faculty Mentor: Andrea Kirk, Honors College. Abstract. Review of Other Research. GC-MS Theory.

191 views • 1 slides