Apparatus for coupled liquid chromatography and nuclear magnetic

Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Means for analyzing liquid or solid sample

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422 81, 436161, 436173, 324321, 2101982, 210659, 73 6159, 7386483, B01D 1508, G01N 3002, G01N 2408

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active

052830365

ABSTRACT:
Apparatus is provided for coupled liquid chromatography and nuclear magnetic resonance (NMR) spectroscopy measurements. The apparatus includes a liquid chromatograph, an intermediate storage device for intermediately storing of components of a probe eluent and an NMR spectrometer. Selected intermediately stored components are fed to an NMR measurement unit. The intermediate storing device includes a number of capillary tubes, which are switchable by an automatically controlled valve arrangement for selectively receiving and delivering desired eluent components.

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Bayer et al, "On-line Coupling of HPLC and NMR" J. Chrom. 186 (1979) 497-507.
Grimaldi et al. "Stopped Flow NMR Spectroscopy" J. Amer. Chem. Soc. (USA) vol. 94 No. 22, pp. 7641-7645, 1972.

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