Essays about: "gc ms"

Showing result 16 - 20 of 99 essays containing the words gc ms.

  1. 16. Biomimetically improved materials comprising microfibrillated cellulose

    University essay from Umeå universitet/Kemiska institutionen

    Author : Cornelia Byström; [2021]
    Keywords : ;

    Abstract : Microfibrillated cellulose (MFC) is a renewable, cellulosic material mainly producedfrom wood fibers, which are found in the secondary cell walls of plant cells. With theincreased demand for renewable biopolymer films in packaging, MFC has emerged asa potential alternative to non-renewable polymer films. READ MORE

  3. 17. Preliminary Investigation into Quantitation of Pharmaceuticals in Lake Victoria Sediments : Development of a Method for Analysis of 11 Pharmaceuticals

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Robert Lundberg; [2021]
    Keywords : Lake Victoria; pharmaceutical; sediment; core; ASE; SPE; derivatization; GC-MS MS; GC-MS; 210Pb;

    Abstract : Although Lake Victoria is threatened by pollution there is a lack of knowledge about pharmaceuticals contaminants drained into the lake from large cities bordering the lake. Hence, the purpose of this project was to develop, validate and apply a method for analysis of pharmaceutical compounds accumulating in the Lake Victoria sediments. READ MORE

  4. 18. Development and Scaling Up of Test Protocol to a Full-Scale Filter Rig to Investigate Soft Particle Filtration Efficiency in Biofuel Blends

    University essay from KTH/Kemiteknik

    Author : Saurabh Shinkhede; [2021]
    Keywords : Heavy duty transportation; fuel filter clogging; soft particles; biofuel blends; filter test rig; Tunga transport; igensättning av bränslefilter; mjuka partiklar; biobränsleblandningar; filtertestrigg;

    Abstract : Kommersiella tunga transporter står för en stor del av utsläppen av växthusgaser. För att minska det globala fotavtrycket hos kommersiella fordon är det vanligt att använda biodrivmedel som ”drop in” bränslen. READ MORE

  5. 19. Technology and market screening for “green” disposable diapers

    University essay from KTH/Fiber- och polymerteknologi

    Author : Carolina Nealis; [2021]
    Keywords : disposable diapers; nappies; green; eco; ecological; Engångsblöjor; miljövänliga; gröna; eco; ekologiska;

    Abstract : Marknadens påstående om att ”använda så lite plast som möjligt” är vilseledande när 5 av 11 miljövänliga blöjmärken observerades innehålla 80-75% fossil baserad plast.  Detta demonstrerar att vilseledande marknadsföring är närvarande på marknaden av miljövänliga engångsblöjor. READ MORE

  6. 20. POLYAROMATIC HYDROCARBONS IN HYDROCHARS : HYDROTHERMAL CARBONIZATION OF SEWAGE SLUDGE

    University essay from Umeå universitet/Kemiska institutionen

    Author : Björn Sundqvist; [2021]
    Keywords : ;

    Abstract : Sewage sludge is an inevitable by-product from waste water treatment plants. Sludgemanagement is a difficult task since sludge has a high moisture content, poordewaterability and generally contain heavy metals, pharmaceutical residues,polyfluorinated alkyl substances (PFAS) and organic pollutants. READ MORE