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  • Applications of PTR-MS in Medicine and Biotechnology

    Applications of PTR-MS in Medicine and Biotechnology

    Tuesday, June 14, 2011
    Technical Article
    Wolfgang Singer, Jens Herbig, Rene Gutmann, Klaus Winkler, Ingrid Kohl, Armin Hansel
    Proton transfer reaction-mass spectrometry (PTR-MS) is a well-established analytical tool for the measurement of volatile organic compounds (VOCs), and offers real-time detection and ... read more
  • High-Capacity 1-mm-i.d. Polymer Monoliths for Fast Protein Separations

    High-Capacity 1-mm-i.d. Polymer Monoliths for Fast Protein Separations

    Friday, January 28, 2011
    Technical Article
    Christopher Pohl, Srinivasa Rao, Kelly J. Flook, Charanjit Saini, Maria Rey, Andy Woodruff, Jim Thayer, Yury Agroskin
    Over the last decade, monolith technology has progressed from a promising approach conceived by Fréchet, Švec, Huber, and others to a well-developed separation tool. read more
  • Accurate Determination of Amino Acids in High-Carbohydrate-Containing Samples

    Accurate Determination of Amino Acids in High-Carbohydrate-Containing Samples

    Sunday, October 01, 2006
    Technical Article
    Valoran P. Hanko, Jeffrey S. Rohrer
    In a high-sensitivity amino acid analysis (AAA) technique that does not require sample derivatization, both amino acids and carbohydrates are separated by high-performance anion-exchange ... read more
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