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    Article

    Large volume, low discrimination GC injection into a modified splitless injector

    A standard GC split/splitless injector was sealed with an airlock. The carrier gas and the sample were introduced through this valve. Such a configuration efficiently prevents an injector overflow. Injections ...

    A. Kaufmann in Chromatographia (1997)

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    Article

    Crown ether-alkali salt complexes as modifiers for normal phase HPLC

    Dissociatable substances such as acids are difficult to separate by normal phase HPLC. These compounds usually show excessive tailing. Furthermore, the equilibration time for the chromatographic system is unac...

    A. Kaufmann in Chromatographia (1990)