Dynamically-modified silica β an alterna
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S.HonorΓ© Hansen; P. Helboe; M. Thomsen
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Article
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1984
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Elsevier Science
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English
β 546 KB
An alternative to the well known reversed-phase separations on chemicallybonded phases has been developed. The approach is based on a dynamic modification of bare silica with long chain quaternary ammonium ions. The influence of the concentration and type of the quaternary ammonium ion, the pH value