nmr造句
31) The structure of industrial alkylphenol was characterized by NMR and IR spectroscopy.
32) The epoxy resin and was characterized by FT-IR and NMR for their chemical structure.
33) The protonation of template molecule of tetramethylethylene-diamine( TMEDA) trapped in the channels of zeolite ZSM-35 , ZSM-5 and mordenite was studied by using (13)C CP MAS NMR and chemical analysis.
34) The structure identification and the element content analysis were investigated with scanning electron microscope, plasma spectral analysis, TG analysis, 13C NMR and FTIR spectral analysis.
35) By means of clement analysis, IR, MS, H - NMR the constitution of 5 compounds were proved.
36) The structure was verified by 1 H - NMR, GPC and end group titration techniques.
37) Among these are the introduction of FT Raman, IR dichroism, IR microscopy, and NMR imaging spectrometers.
38) Characterizations of the obtained polyolefins by various modern analytic instruments ( NMR spectrometer, GPC, Fractionation ).
39) The structures of all compounds obtained were characterized by IR, 1H NMR spectra, elemental analysis and single crystal X-ray diffractometry.
40) The nuclear magnetic resonance ( NMR ) characteristics of the rock under uniaxial load were experimentally investigated.
41) The process of ring opening reaction is proved through analyzing aminating mechanism by IR and NMR.
42) An acid yellow was synthesized diazo and azo, and characterized by elementary analysis, IR and 1 H - NMR.
43) The questions such as(transverse-relaxation, resonance region and so on) relevant to cade wave in NMR were discussed.
44) Rotundine was used as chiral auxiliary for NMR analysis of racemic carboxylic acids and it turned out to be an effective chiral solvating agent(CSA).
45) The weight - average molecular weights ( Mw ) was measured by GPC . Poly ( aspartic acid ) was characterized by NMR.
46) The results obtained from the determination of sequence structure of copolyamide of HDA-PPD-TPC showed that the method can be used for copolycondensation polymers with overlapping peak NMR spectra.
47) This phenomena is called NMR ( nuclear magnetic resonance ) .
48) RESULTS The structure of vidarabine monophosphate was confirmed by UV, NMR and MS analysis.
49) It is well known that multinuclear solid-state MAS NMR is a powerful technique for studying the structure and properties of the zeolites.
50) The synthetic product was characterized by GPC, DSC, and H - NMR.
51) The structures of extracted lappaconitine and the lappaconitine hydrobromide were characterized by IR, elemental analysis, 1H NMR, 13C NMR and MS.
52) Monosaccharide composition analysis by TLC and NMR showed that it was composed of arabinose and galacturonic acid.
53) I'm a solid-state NMR spectroscopist, and this article is making its circulation through my research group.
54) Block copolyether defoamer was synthesized by ethylene oxide and glyceryl polyether. Its structure was analysized by IR and NMR spectroscopy.
55) The results showed that total and chemical crosslinking density of the vulcanizates and physical crosslinking density of uncured NR could be measured by NMR spectroscopy.
56) The social background and motivation of the cento are first introduced, then its important role played by the cento nMr.
57) Phenyl phenolic resins are analyzed by nuclear magnetic resonance ( NMR ) spectrum.
58) Element analysis, MS, IR, NMR, Vis -UV and DTA evidences indicate for the first time that the oxidation product of O-phenylenediamine is 2,3-diaminophenazine.
59) The complexes have been isolated chromatographically and characterized by elemental analysis, electron absorption spectra, infrared spectra and1H NMR spectroscopy.
60) Two-window method is used to modify CPMG pulse sequence, 2D NMR experiments on water-saturated man-made sandstone with moderate paramagnetic impurities and shaly sandstone are measured.
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