Sökning: "Steroler"

Hittade 3 uppsatser innehållade ordet Steroler.

  1. 1. Allelopatiska egenskaper av tomatidin och andra alkaloider från potatisväxter

    Kandidat-uppsats, SLU/Department of Plant Biology (from 140101)

    Författare :Lukas Hallberg; [2017]
    Nyckelord :Allelopati; Tomatidin; Alkaloider; Steroler;

    Sammanfattning : Alkaloids are a heterogeneous group of secondary metabolites in plants with toxic attributes. These substances often have toxic effects on different organisms and are found in many species of the nightshade family (Solanaceae). LÄS MER

  3. 2. Quantification of resin acids, fatty acids and sterols in process and waste water from forest industry

    Kandidat-uppsats, Avdelningen för kemi och biomedicinsk vetenskap

    Författare :Taner Ismailov; [2013]
    Nyckelord :effluent; waste water; forest industry; wood resin; wood extractives; resin acids; sterols; fatty acids; LLE; Liquid-liquid extraction; SPE; Solid phase extraction;

    Sammanfattning : This work focuses on wood extractives in effluents from the CTMP plant at Skoghall Mill. Pulp and paper industry effluents contain mostly natural compounds which are part of the trees. They are toxic to aquatic life but harmless in nature, as they are present in low concentrations. LÄS MER

  4. 3. Resin Profile in a Bleached Kraft Pulp Process

    Kandidat-uppsats, KTH/Fiber- och polymerteknologi

    Författare :Jennie Berglund; [2012]
    Nyckelord :Kraft Pulp; Resins; Extractives; Deposits; Birch; Deresination; Bachelor thesis; Kraftmassa; Hartser; Extraktivämnen; Avlagringar; Björk; Avhartsning; Examensarbete;

    Sammanfattning : The aim with this project was to investigate how the amount and composition of resins varied during the process producing bleached birch pulp at the mill SCA Packaging Munksund. A literature study about how the resin removal can be improved has also been included. LÄS MER