Essays about: "UPLC-MS MS"

Showing result 21 - 25 of 25 essays containing the words UPLC-MS MS.

  1. 21. Pesticide Screening Method with UPLC-MS/MS

    University essay from Umeå universitet/Kemiska institutionen

    Author : Emma Eriksson; [2015]
    Keywords : ;

    Abstract : .... READ MORE

  3. 22. Analysis of Per- and Polyfluorinated Substances (PFASs) in Eggs and Hen Food from Örebro County, Sweden

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Theolinda Hanell; [2015]
    Keywords : ;

    Abstract : Perfluorinated alkyl substances (PFASs) have been used for various purposes for decades and have shown to have toxic properties. The main source of human exposure seems to be through the dietary where eggs, fish, meat and dairy products are the main sources. READ MORE

  4. 23. Evaluation of a UPLC-MS method using 18O-labelled water for the identification of hydrolytic degradants of drug substances

    University essay from Uppsala universitet/Avdelningen för analytisk farmaceutisk kemi

    Author : Viktor Kjellberg; [2015]
    Keywords : hydrolysis; degradation; degradants; 18O; 18O-water; liquid chromatography; mass spectrometry; analytical chemistry; structure eludication;

    Abstract : In this master’s thesis the hydrolytic degradation in 18O-water solutions of six drug substances has been studied. The aim was to develop a mass spectrometric method for easier identification of degradants, since hydrolysis in 18O-water will generate degradants with higher mass compared with hydrolysis in regular water. READ MORE

  5. 24. Plasmakoncentrationen av atropin vid topikal administrering hos häst : en pilotstudie

    University essay from SLU/Dept. of Clinical Sciences

    Author : Emma Hellgren; [2015]
    Keywords : atropi; häst; plasmakoncentration; farmakokinetik;

    Abstract : Uveit hos häst är ett vanlig sekundärt problem till hornhinneskador. Hästar med uveit behandlas ofta med atropin som är ett pupillvidgande läkemedel och som genom sin verkningsmekanism bidrar till minskad risk för kroniska sammanväxningar mellan ögats olika strukturer samt lindrar den smärtsamma spasm i ciliarmuskulaturen som inflammationen ger. READ MORE

  6. 25. Development and evaluation of methods for analysis of TBECH and HBCD using HRGC/HRMS and HPLC/MS/MS

    University essay from Örebro universitet/Akademin för naturvetenskap och teknik

    Author : Josefin Persson; [2009]
    Keywords : TBECH HBCD GC LC;

    Abstract : The two additive brominated flame retardants, tetrabromoethylcyclohexane (TBECH) and hexabromocyclododecane (HBCD) are used to prevent fire to start and spread. They are simply mixed with material and are most likely to leach out in the environment, because of non-covalently binding to the material. READ MORE