Essays about: "ESI"

Showing result 1 - 5 of 31 essays containing the word ESI.

  1. 1. Evaluation of critical instrument parameters for the transfer of LC-MS quantification methods between LC-MS/MS and Orbitrap MS

    University essay from Örebro universitet/Institutionen för naturvetenskap och teknik

    Author : Anna Stepanova; [2023]
    Keywords : ;

    Abstract : Transferring analytical methods is crucial in chemical laboratories. The need for the transfer may arise for different reasons such as sharing data between different laboratories, replacement or upgrade of analytical instrument, or limited instruments available etc. The performance and sensitivity of different instruments may vary. READ MORE

  3. 2. Analysis of non-volatile chemicals from graminoid plants

    University essay from KTH/Kemi

    Author : Jakob Flygar; [2022]
    Keywords : Liquid Chromatography; Cyperus Rotundus; Panicum Repens; Malaria; Mass spectrometry; Vätskekromatografi; Cyperus Rotundus; Panicum Repens; Malaria; Masspektrometri;

    Abstract : Syftet med denna studie var att utveckla en separations- och analysmetod för identifiering av icke-volatila substanser från strån och rötter av de gräsliknande växterna Cyperus rotundus och Panicum repens. För analysen användes högpresterande vätskekromatografi (HPLC) och ultrahögpresterande vätskekromatografi (UHPLC) med en opolär stationär fas (RP-HPLC) med ultraviolett ljus (UV) och elektrosprej masspektrometri detektion (ESI-MS). READ MORE

  4. 3. Development and Validation of an UPLC-MSMS Method for the Analysis of Patulin in Apple-based Food Products

    University essay from Uppsala universitet/Analytisk kemi

    Author : Tobias Hjortsberg; [2022]
    Keywords : Patulin; UPLC; LC-MS MS; apple; development; validation; mycotoxins; ESI;

    Abstract : This project focused on the development and validation of an ultra-performance liquid chromatography tandem mass spectrometer (UPLC-MS/MS) method for the determination of Patulin in apple-based products. Patulin is one of the many mycotoxins that are secondary metabolites from about 60 filamentous fungi. READ MORE

  5. 4. Green Innovation through Supplier Relationships : Exploring how early supplier integration can foster green innovation

    University essay from Linnéuniversitetet/Institutionen för marknadsföring (MF)

    Author : Melker Pripp; Pontus Hultberg; [2022]
    Keywords : supplier relationship management; internal green integration; early supplier integration ESI ; co-development; green innovation;

    Abstract : Introduction: The focus of this thesis is set on how green innovation can be facilitated through supplier relationships. Early supplier integration (ESI) can be defined as a collaboration between a purchasing firm and its supplier at an early stage of the product conceptualization and green innovation can be defined as the implementation of several management activities aimed at reducing environmental impact. READ MORE

  6. 5. Leveraging External Sources of Innovation with the Application of Collaborative Software Tools : The case of SMEs

    University essay from

    Author : Fanny Nilsson; Jennifer Sturedahl; [2021]
    Keywords : Innovation; external sources of innovation; digital tools; collaborative software tools; SMEs;

    Abstract : Background – Leveraging external sources of innovation (ESI) is found to be vital for small and medium-sized enterprises (SMEs) innovation work as they commonly suffer from a lack of resources to facilitate and execute this work. The interaction with the external environment does, in turn, enable access to knowledge and capabilities that SMEs currently not possess. READ MORE