PPT-Zwitterionic Stationary Phase in HPLC

by Addison Beckemeyer amp Thao Tran Zwitterionic Stationary Phase in HPLC Outline Introduction Theory Advantages and Disadvantages Some Applications Conclusions References . By: Maria Santos. Nancy Zepeda. Introduction. . What is ion-pair . chromatography (IPC)?. T. he . addition of an ionic surfactant to a reversed-. phase Chromatography system (RPC) . in order to affect retention . betalain. pigments from cacti fruits of . Hylocereus. . polyrhizus. by ion-pair HSCCC. Sławomir Wybranieca,∗, Paweł Stalica a, Gerold Jerz b, Bettina Kloseb, Nadine Gebersb,. Peter Winterhalterb, Aneta Spornaa, Maciej Szaleniecc, Yosef . Announcements I. Exam 2 – Monday. Covering Ch. 6 (topics since exam 1), 7, 8-1, 17, and parts of 22 (up to and including retention and retention factor). Will review topics today. Help Session – Friday 11 to 12, Sequoia 446. . KISCOMS . 5th International Congress of Medical Sciences. 8-10 May 2015 . . Microextraction. for HPLC. December . 2, 2014 . . . . Chris . Peery. Outline. Introduction. Theory. Advantages/Disadvantages. Applications. Conclusions. Introduction (Context). Most pesticides are organic compounds with various functional groups, which may cause geometrical and optical isomers. Announcements. Homework Set 3 – Posted – new due date for collected homework: 5/9. Last Quiz – Thursday – on Mass Spectrometry Calculations. Today’s Lecture. Chromatography. Overview. Partitioning and Retention. Announcements I. Quiz 4. Today. Syllabus error (Chromatography chapter = 23 – not 22). Formal . Lab Report Information. Posted online (class website). Parts A (Introduction and Methods) and B (Results added. for HPLC. December . 2, 2014 . . . . Chris . Peery. Outline. Introduction. Theory. Advantages/Disadvantages. Applications. Conclusions. Introduction (Context). Most pesticides are organic compounds with various functional groups, which may cause geometrical and optical isomers. Chromatography (HPLC). Introduction. HPLC . is used to ensure the safety and nutritional quality of . food i.e., chemical . additives . (. i.e., antioxidants such as TBHQ, BHA and BHT), residues . (. 7. HPLC Adv. Chrom Revision 1. The P in HPLC is often used as an abbreviation for pressure. Explain why . pump uses high pressure to form liquid through column 2. Draw a block diagram of the components of a typical HPLC. Nancy Zepeda. Introduction. . What is ion-pair . chromatography (IPC)?. T. he . addition of an ionic surfactant to a reversed-. phase Chromatography system (RPC) . in order to affect retention . and selectivity . Technique for separating the components or solute of a mixture on the basis of the relative amounts of each solute distributed between a moving fluid stream called the mobile phase, and a fixed stationary phase.. . Chemistry. II. Chromatography. Real . samples. . are. . generally. . complex. . mixtures. . and. . substances. . interfere. . with. . each. . other. in . their. . analyses. . . Chromatography. Thursday, April 7, 2011. Liquid. . chromatography. What. . is. . chromatography. ?. Derived from the Greek word . Chroma. meaning . colour. , chromatography provides a way to identify unknown compounds and separate mixtures.