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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      
Column diameter (mm) 0.25   0.8
Phase thickness (mum) 
Temperature (C)
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
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)
I 1038.1072.1077.1022.51036.
ReferenceMalingré and Maarse, 1974Hedin, Thompson, et al., 1972Luisetti and Yunes, 1971Andersen and Syrdal, 1970Sakai, Maarse, et al., 1967
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


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]


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