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Kovats' RI, polar column, isothermal

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase PEG-20MCarbowax 20MCarbowax 20MCarbowax 20MCarbowax 20M
Column length (m) 75.   152.
Carrier gas      
Substrate      
Column diameter (mm) 0.25   0.8
Phase thickness (mum)  0.50.50.5 
Temperature (C) 100.100.70.90.70.
I 1042.1049.71036.71046.61039.
ReferenceMorishita, Okano, et al., 1980Saeed, Redant, et al., 1979Saeed, Redant, et al., 1979Saeed, Redant, et al., 1979Kepner, Ellison, et al., 1974
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryPackedPackedCapillaryCapillary
Active phase Carbowax 20MPEG 4000PEG-20MCarbowax 20MCarbowax 20M + Igepal (20:1)
Column length (m) 150.6.1454. 152.
Carrier gas  N2N2 He
Substrate  Chromosorb PCelite 545 GAS PAK F
Column diameter (mm) 0.75   0.8
Phase thickness (mum)      
Temperature (C) 70.175.150.75.75.
I 1038.1072.1077.1022.51036.
ReferenceMalingré and Maarse, 1974Hedin, Thompson, et al., 1972Luisetti and Yunes, 1971Andersen and Syrdal, 1970Sakai, Maarse, et al., 1967
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type Packed
Active phase Carbowax 4000
Column length (m) 6.1
Carrier gas N2
Substrate Gas Chrom P (60-80 mesh)
Column diameter (mm)  
Phase thickness (mum)  
Temperature (C) 130.
I 1071.
ReferenceMinyard, Tumlinson, et al., 1965
Comment MSDC-RI

References

Go To: Top, Kovats' RI, polar column, isothermal, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Morishita, Okano, et al., 1980
Morishita, F.; Okano, T.; Kojima, T., Retention indices of monocyclic monoterpene hydrocarbons, Bunseki Kagaku, 1980, 29, 1, 48-53, https://doi.org/10.2116/bunsekikagaku.29.48 . [all data]

Saeed, Redant, et al., 1979
Saeed, T.; Redant, G.; Sandra, P., Kovats Indices of Monoterpene Hydrocarbons on Glass Capillary Columns, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1979, 2, 2, 75-76, https://doi.org/10.1002/jhrc.1240020208 . [all data]

Kepner, Ellison, et al., 1974
Kepner, R.E.; Ellison, B.O.; Breckenridge, M.; Connolly, G.; Madden, S.C.; Muller, C.J., Volatile terpenes in California Bay foliage. Changes in composition during maturation, J. Agric. Food Chem., 1974, 22, 5, 781-784, https://doi.org/10.1021/jf60195a027 . [all data]

Malingré and Maarse, 1974
Malingré, T.M.; Maarse, H., Composition of the essential oil of Mentha aquatica, Phytochemistry, 1974, 13, 8, 1531-1535, https://doi.org/10.1016/0031-9422(74)80322-5 . [all data]

Hedin, Thompson, et al., 1972
Hedin, P.A.; Thompson, A.C.; Gueldner, R.C., Application of a Sequential Reduction Regimen to Fractionation of Essential Oils, Anal. Chem., 1972, 44, 7, 1254-1257, https://doi.org/10.1021/ac60315a030 . [all data]

Luisetti and Yunes, 1971
Luisetti, R.U.; Yunes, R.A., Correlation between molecular structure and GC retention of mono and sesquiterpenic hydrocarbons: The influence of shielding steric effects; a new polarity factor for stationary phases, J. Chromatogr. Sci., 1971, 9, 10, 624-631, https://doi.org/10.1093/chromsci/9.10.624 . [all data]

Andersen and Syrdal, 1970
Andersen, N.H.; Syrdal, D.D., Terpenes and sesquiterpenes of chamaecyparis nootkatensis leaf oil, Phytochemistry, 1970, 9, 6, 1325-1340, https://doi.org/10.1016/S0031-9422(00)85326-1 . [all data]

Sakai, Maarse, et al., 1967
Sakai, T.; Maarse, H.; Kepner, R.E.; Jennings, W.G.; Longhurst, W.M., Volatile components of Douglas fir needles, J. Agric. Food Chem., 1967, 15, 6, 1070-1072, https://doi.org/10.1021/jf60154a027 . [all data]

Minyard, Tumlinson, et al., 1965
Minyard, J.P.; Tumlinson, J.H.; Hedin, P.A.; Thompson, A.C., Constituents of the cotton bud. Terpene hydrocarbons, J. Agric. Food Chem., 1965, 13, 6, 599-602, https://doi.org/10.1021/jf60142a034 . [all data]


Notes

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