1-Nonene

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase ion energetics data

Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

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

Data compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference
9.42 ± 0.01PIRang, Martinson, et al., 1974

IR Spectrum

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

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

Gas Phase Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

IR spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, References, Notes

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

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-4025
NIST MS number 229029

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

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

Kovats' RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedC78, Branched paraffin130.885.0Dallos, Sisak, et al., 2000He; Column length: 3.3 m
CapillarySqualane100.882.Heinzen, Soares, et al., 1999 
CapillaryDB-1140.889.Beens, Tijssen, et al., 199810. m/0.25 mm/0.25 μm, He
CapillaryDB-160.889.Beens, Tijssen, et al., 199810. m/0.25 mm/0.25 μm, He
CapillarySqualane25.881.Hilal, Carreira, et al., 1994 
PackedC78, Branched paraffin130.885.2Reddy, Dutoit, et al., 1992Chromosorb G HP; Column length: 3.3 m
CapillaryBP-10.882.Skrbic and Cvejanov, 199215. m/0.53 mm/1.0 μm, N2
PackedApolane130.886.Dutoit, 1991Column length: 3.7 m
CapillaryOV-10140.888.Laub and Purnell, 1988 
CapillaryOV-10160.889.Laub and Purnell, 1988 
CapillaryOV-10180.889.Laub and Purnell, 1988 
CapillaryOV-101110.889.Rang, Kuningas, et al., 1987He; Column length: 50. m; Column diameter: 0.25 mm
CapillaryOV-1100.888.7Anders, Anders, et al., 198555. m/0.21 mm/0.35 μm, N2
CapillaryDB-140.888.Lubeck and Sutton, 198460. m/0.264 mm/0.25 μm, H2
CapillaryHP-PONA40.888.Lubeck and Sutton, 198450. m/0.21 mm/0.5 μm, H2
PackedSE-30150.890.Tiess, 1984Ar, Gas Chrom Q (80-100 mesh); Column length: 3. m
CapillarySE-30130.889.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySE-3080.889.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillaryOV-160.883.Nijs and Jacobs, 1981He; Column length: 150. m; Column diameter: 0.50 mm
CapillarySqualane100.883.Lulova, Leont'eva, et al., 1976He; Column length: 120. m; Column diameter: 0.25 mm
PackedApolane70.883.4Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
CapillarySqualane55.883.Lulova, Leont'eva, et al., 1975He; Column length: 120. m; Column diameter: 0.25 mm
CapillarySqualane100.881.Mitra, Mohan, et al., 1974H2; Column length: 50. m; Column diameter: 0.2 mm
CapillarySqualane100.882.Sojak, Hrivnak, et al., 1973 
CapillarySqualane115.883.Sojak, Hrivnak, et al., 1973 
CapillarySqualane86.882.Sojak, Hrivnak, et al., 1973 
CapillaryApiezon L100.889.5Eisen, Orav, et al., 1972Column length: 45. m; Column diameter: 0.25 mm
CapillaryApiezon L120.890.3Eisen, Orav, et al., 1972Column length: 45. m; Column diameter: 0.25 mm
CapillarySqualane100.882.7Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane80.883.Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillarySqualane115.882.8Soják and Bucinská, 1970N2; Column length: 200. m; Column diameter: 0.2 mm
CapillarySqualane86.882.2Soják and Bucinská, 1970N2; Column length: 200. m; Column diameter: 0.2 mm
PackedApiezon L100.887.Brown, Chapman, et al., 1968N2, DCMS-treated Chromosorb W; Column length: 2.3 m
CapillarySqualane70.883.Schomburg, 1967Ar; Column length: 100. m

Kovats' RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryOV-101890.Ohnishi and Shibamoto, 19842. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C
CapillaryOV-101895.Ohnishi and Shibamoto, 19842. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C
CapillaryOV-101887.Hayes and Pitzer, 1982110. m/0.25 mm/0.20 μm, He, 1. K/min; Tstart: 35. C; Tend: 200. C

Kovats' RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5MS894.Tuberoso, Kowalczyk, et al., 200530. m/0.25 mm/0.25 μm, He; Program: 60C(5min) => 2C/min => 140C= 5C/min => 250C(5min)
CapillaryOV-1890.El-Shazly, Dorai, et al., 200215. m/0.317 mm/0.25 μm, He; Program: 50C(4min) => (4C/min) => 90C => (10C/min)=300C(10min)
CapillaryPetrocol DH-100889.2Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)
CapillaryDB-1882.Hoekman, 199360. m/0.32 mm/1.0 μm, He; Program: -40 C for 12 min; -40 - 125 C at 3 deg.min; 125-185 C at 6 deg/min; 185 - 220 C at 20 deg/min; hold 220 C for 2 min

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG 4000100.952.Rang, Orav, et al., 1988 
CapillaryPEG 4000110.953.Rang, Orav, et al., 1988 
CapillaryPEG 400070.950.Rang, Orav, et al., 1988 
CapillaryPEG 400080.950.Rang, Orav, et al., 1988 
CapillaryPEG-20M100.946.Rang, Orav, et al., 1988 
CapillaryPolyethylene Glycol 4000100.949.8Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPolyethylene Glycol 400070.949.7Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPolyethylene Glycol 400080.950.5Eisen, Orav, et al., 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 400070.947.7Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 4000100.949.8Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm
CapillaryPEG 400080.950.5Orav and Eisen, 1972Column length: 80. m; Column diameter: 0.25 mm

Kovats' RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax929.Umano and Shibamoto, 1987He, 40. C @ 10. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 200. C
CapillaryCarbowax 20M960.Spencer, Pangborn, et al., 1978N2, 3. K/min; Column length: 30. m; Column diameter: 0.26 mm; Tstart: 70. C; Tend: 170. C

Van Den Dool and Kratz RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillarySPB-5890.Engel and Ratel, 200760. m/0.32 mm/1. μm, 40. C @ 2. min, 3. K/min, 230. C @ 10. min
CapillaryHP-5893.Flamini, Tebano, et al., 200630. m/0.25 mm/0.25 μm, N2, 60. C @ 10. min, 5. K/min; Tend: 220. C
CapillaryHP-5892.Flamini, Luigi Cioni, et al., 200330. m/0.25 mm/0.25 μm, N2, 60. C @ 10. min, 5. K/min; Tend: 220. C
CapillaryDB-5888.9Song, Lai, et al., 200330. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-5889.5Song, Lai, et al., 200330. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-5890.2Song, Lai, et al., 200330. m/0.25 mm/0.25 μm, He, 6. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-1895.9Helmig, Klinger, et al., 199960. m/0.32 mm/1. μm, -50. C @ 2. min, 6. K/min; Tend: 175. C
CapillaryOV-1896.Valero, Sanz, et al., 199920. m/0.32 mm/0.3 μm, He, 45. C @ 5. min, 10. K/min, 220. C @ 10. min
CapillaryDB-1884.Beens, Tijssen, et al., 199810. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 30. C; Tend: 225. C
CapillaryDB-5888.9Lai and Song, 199530. m/0.25 mm/0.25 μm, He, 2. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-5889.5Lai and Song, 199530. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-5890.2Lai and Song, 199530. m/0.25 mm/0.25 μm, He, 6. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-1889.Specht and Baltes, 199460. m/0.25 mm/0.25 μm, 35. C @ 10. min, 2. K/min, 280. C @ 10. min
CapillaryPetrocol DH888.White, Hackett, et al., 1992100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryUltra-1888.92Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 1. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-1888.92Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 2. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-1888.98Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 3. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2891.78Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 1. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2891.75Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 2. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2891.84Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 3. K/min; Tstart: -30. C; Tend: 240. C
CapillaryOV-101887.Hayes and Pitzer, 1981108. m/0.25 mm/0.2 μm, 1. K/min; Tstart: 35. C; Tend: 200. C

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryCP Sil 8 CB892.Oruna-Concha, Bakker, et al., 200260. m/0.25 mm/0.25 μm, He; Program: 0C => rapidly => 40C(8min) => 4C/min => 250C(10min)
CapillaryDB-5889.Zaikin and Borisov, 2002He; Column length: 30. m; Column diameter: 0.25 mm; Program: 30C => 5K/min=120C => 10C/min => 270C

Van Den Dool and Kratz RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax931.Chung, Eiserich, et al., 1994He, 60. C @ 4. min, 3. K/min, 220. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm

Normal alkane RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillarySqualane70.883.Schomburg, 1966 

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB894.Bramston-Cook, 201360. m/0.25 mm/1.0 μm, Helium, 45. C @ 1.45 min, 3.6 K/min, 210. C @ 2.72 min
CapillaryPetrocol DH889.Supelco, 2012100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min
CapillaryUltra-ALLOY-5892.Tsuge, Ohtan, et al., 201130. m/0.25 mm/0.25 μm, 40. C @ 2. min, 20. K/min, 320. C @ 13. min
CapillaryUltra-ALLOY-5892.Tsuge, Ohtan, et al., 201130. m/0.25 mm/0.25 μm, 40. C @ 2. min, 20. K/min, 320. C @ 13. min
CapillaryUltra-ALLOY-5893.Tsuge, Ohtan, et al., 201130. m/0.25 mm/0.25 μm, 40. C @ 2. min, 20. K/min, 320. C @ 13. min
CapillaryUltra-ALLOY-5895.Tsuge, Ohtan, et al., 201130. m/0.25 mm/0.25 μm, 40. C @ 2. min, 20. K/min, 320. C @ 13. min
CapillaryHP-5891.Miyazawa, Kawauchi, et al., 201030. m/0.25 mm/0.25 μm, Helium, 4. K/min, 260. C @ 5. min; Tstart: 40. C
CapillaryHP-5 MS892.Radulovic, Blagojevic, et al., 201030. m/0.25 mm/0.25 μm, Helium, 5. K/min, 290. C @ 10. min; Tstart: 70. C
CapillaryRTX-1880.Museli, Pau, et al., 200960. m/0.22 mm/0.25 μm, Helium, 2. K/min, 230. C @ 30. min; Tstart: 60. C
CapillaryRTX-1886.Museli, Pau, et al., 200960. m/0.22 mm/0.25 μm, Helium, 2. K/min, 230. C @ 30. min; Tstart: 60. C
CapillaryDB-5891.Gogus, Ozel, et al., 200760. m/0.32 mm/1.0 μm, Helium, 35. C @ 7. min, 15. K/min, 240. C @ 10. min
CapillaryHP-1886.Filippi, Lanfranchi, et al., 200650. m/0.2 mm/0.33 μm, He, 2. K/min, 250. C @ 40. min; Tstart: 60. C
CapillaryPetrocol DH888.Sojak, Kubinec, et al., 2006150. m/0.25 mm/1.0 μm, 1. K/min; Tstart: 40. C; Tend: 300. C
CapillaryRTX-1886.Kalemba and Thiem, 200430. m/0.25 mm/0.25 μm, N2, 4. K/min; Tstart: 60. C; Tend: 300. C
CapillaryRTX-1886.Kalemba, Marschall, et al., 200130. m/0.25 mm/0.25 μm, N2, 4. K/min; Tstart: 60. C; Tend: 300. C
CapillaryDB-5MS888.8Shoenmakers, Oomen, et al., 200030. m/0.25 mm/0.25 μm, He, 40. C @ 1. min, 3. K/min; Tend: 250. C
CapillaryOV-1886.Orav, Kailas, et al., 19992. K/min; Tstart: 50. C; Tend: 160. C
CapillaryOV-101890.Orav, Kailas, et al., 1999, 250. m/0.20 mm/0.50 μm, Helium, 30. C @ 6. min, 1. K/min; Tend: 100. C
CapillarySE-54884.Guan, Li, et al., 199560. C @ 2. min, 4. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tend: 200. C
CapillaryUltra-2899.King, Matthews, et al., 199550. m/0.32 mm/0.52 μm, He, 40. C @ 3. min, 4. K/min, 250. C @ 30. min
CapillaryHP-5892.Larsen and Frisvad, 199535. C @ 2. min, 6. K/min; Tend: 200. C
CapillaryCross-Linked Methylsilicone888.Bravo and Hotchkiss, 1993He, 35. C @ 3. min, 4. K/min; Column length: 25. m; Column diameter: 0.32 mm; Tend: 225. C
CapillaryUltra-2887.King, Hamilton, et al., 199350. m/0.32 mm/0.52 μm, He, 40. C @ 3. min, 4. K/min, 250. C @ 30. min
CapillaryOV-101889.Zenkevich and Ventura, 1991Helium, 50. C @ 0. min, 5. K/min, 240. C @ 0. min; Column length: 54. m; Column diameter: 0.26 mm
PackedApiezon L880.Dahlmann, Köser, et al., 1979Chromosorb G-AW-DMCS, 10. K/min; Column length: 2. m; Tstart: 25. C

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-1889.Merle, Verdeguer, et al., 200730. m/0.2 mm/0.33 μm, He; Program: 60C(5min) => 3C/min => 180C => 20C/min => 280C(10min)
CapillaryPolydimethyl siloxane882.Junkes, Castanho, et al., 2003Program: not specified
CapillaryBPX-5891.Machiels, van Ruth, et al., 200360. m/0.32 mm/1. μm, He; Program: 40C (4min) => 2C/min => 90C => 4C/min => 130C => 8C/min => 250 C (10min)
CapillaryDB-5 MS900.Luo and Agnew, 200130. m/0.25 mm/1.0 μm, Helium; Program: not specified
CapillaryDB-1888.Zhu and Wang, 2001Program: not specified
CapillaryMethyl Silicone889.Spieksma, 1999Program: not specified
CapillaryMethyl Silicone879.Xu, Chu, et al., 1995Program: not specified
CapillaryMethyl Silicone887.Zenkevich, 1995Program: not specified
CapillaryDB-1896.Ciccioli, Cecinato, et al., 199460. m/0.32 mm/0.25 μm; Program: not specified
CapillarySE-54889.Um, Bailey, et al., 1992He; Column length: 50. m; Column diameter: 0.32 mm; Program: 35 0C (5 min) 8 0C/min -> 200 0C 2 0C/min -> 250 0C
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.884.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.889.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryRTX-Wax930.Museli, Pau, et al., 200960. m/0.22 mm/0.25 μm, Helium, 2. K/min, 230. C @ 30. min; Tstart: 60. C
CapillaryDB-Wax923.Chung, Eiserich, et al., 199360. C @ 4. min, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 220. C

References

Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

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

Rang, Martinson, et al., 1974
Rang, S.; Martinson, E.; Muurisepp, M., Ionization potentials of unsaturated hydrocarbons. 1. n-Alkenes, Eesti NSV Teaduste Akadeemia Toimetised 23, Eesti. NSV Tead. Akad. Toim., 1974, 352. [all data]

Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E., Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups, J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0 . [all data]

Heinzen, Soares, et al., 1999
Heinzen, V.E.F.; Soares, M.F.; Yunes, R.A., Semi-empirical topological method for the prediction of the chromatographic retention of cis- and trans-alkene isomers and alkanes, J. Chromatogr. A, 1999, 849, 2, 495-506, https://doi.org/10.1016/S0021-9673(99)00530-0 . [all data]

Beens, Tijssen, et al., 1998
Beens, J.; Tijssen, R.; Blomberg, J., Prediction of comprehensive two-dimensional gas chromatographic separations. A theoretical and practical exercise, J. Chromatogr. A, 1998, 822, 2, 233-251, https://doi.org/10.1016/S0021-9673(98)00649-9 . [all data]

Hilal, Carreira, et al., 1994
Hilal, S.H.; Carreira, L.A.; Karickhoff, S.W.; Melton, C.M., Estimation of Gas-Liquid Chromatographic Retention Times from Molecular Structure, J. Chromatogr. A, 1994, 662, 2, 269-280, https://doi.org/10.1016/0021-9673(94)80515-6 . [all data]

Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz., Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups, J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S . [all data]

Skrbic and Cvejanov, 1992
Skrbic, B.D.; Cvejanov, J.Dj., Unified retention indices of hydrocarbons on BP-1 dimethylsiloxane stationary phase, Chromatographia, 1992, 34, 1/2, 83-84, https://doi.org/10.1007/BF02290465 . [all data]

Dutoit, 1991
Dutoit, J., Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases, J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X . [all data]

Laub and Purnell, 1988
Laub, R.J.; Purnell, J.H., Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1988, 11, 9, 649-660, https://doi.org/10.1002/jhrc.1240110908 . [all data]

Rang, Kuningas, et al., 1987
Rang, S.; Kuningas, K.; Strenze, T.; Orav, A.; Eisen, O., Retention and Thermodynamics of Solution of n-Alkenes in OV-101, J. Chromatogr., 1987, 406, 75-80, https://doi.org/10.1016/S0021-9673(00)94018-4 . [all data]

Anders, Anders, et al., 1985
Anders, G.; Anders, K.; Engewald, W., Identification of non-branched alkenylcycloalkanes with a terminal double bond from retention index increments, Chromatographia, 1985, 20, 2, 83-86, https://doi.org/10.1007/BF02280602 . [all data]

Lubeck and Sutton, 1984
Lubeck, A.J.; Sutton, D.L., Kovats Retention Indices of Selected Olefins on Bonded Phase Fused Silica Capillaries, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1984, 7, 9, 542-544, https://doi.org/10.1002/jhrc.1240070913 . [all data]

Tiess, 1984
Tiess, D., Gaschromatographische Retentionsindices von 125 leicht- bis mittelflüchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30, Wiss. Z. Wilhelm-Pieck-Univ. Rostock Math. Naturwiss. Reihe, 1984, 33, 6-9. [all data]

Bredael, 1982
Bredael, P., Retention indices of hydrocarbons on SE-30, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1982, 5, 6, 325-328, https://doi.org/10.1002/jhrc.1240050610 . [all data]

Nijs and Jacobs, 1981
Nijs, H.H.; Jacobs, P.A., On-Line Single Run Analysis of Effluents from a Fischer-Tropsch Reactor, J. Chromatogr. Sci., 1981, 19, 1, 40-45, https://doi.org/10.1093/chromsci/19.1.40 . [all data]

Lulova, Leont'eva, et al., 1976
Lulova, N.I.; Leont'eva, S.A.; Timofeeva, A.N., Gas-chromatographic method of determination of individual hydrocarbons in catalytic cracking gasolines in Proceedings of All-Union Research Institute on Oil Processes. Vol.18, All-Union Research Institute on Oil Processes, Moscow, 1976, 30-53. [all data]

Riedo, Fritz, et al., 1976
Riedo, F.; Fritz, D.; Tarján, G.; Kováts, E.Sz., A tailor-made C87 hydrocarbon as a possible non-polar standard stationary phase for gas chromatography, J. Chromatogr., 1976, 126, 63-83, https://doi.org/10.1016/S0021-9673(01)84063-2 . [all data]

Lulova, Leont'eva, et al., 1975
Lulova, N.I.; Leont'eva, S.A.; Fedosova, A.K.; Kvasova, V.A., Individual composition of hydrocarbons in naphthas from secondary processes, Chem. Technol. Fuels Oils (Engl. Transl.), 1975, 11, 1/2, 59-64, https://doi.org/10.1007/BF00717315 . [all data]

Mitra, Mohan, et al., 1974
Mitra, G.D.; Mohan, G.; Sinha, A., Gas chromatographic analysis of complex hydrocarbon mixtures, J. Chromatogr. A, 1974, 91, 633-648, https://doi.org/10.1016/S0021-9673(01)97944-0 . [all data]

Sojak, Hrivnak, et al., 1973
Sojak, L.; Hrivnak, J.; Majer, P.; Janak, J., Capillary Gas Chromatography of Linear Alkenes on Squalane, Anal. Chem., 1973, 45, 2, 293-302, https://doi.org/10.1021/ac60324a039 . [all data]

Eisen, Orav, et al., 1972
Eisen, O.; Orav, A.; Rang, S., Identifizierung von Normal-Alkenen, Cyclopentenen und -Hexenen mittels Kapillar-Gas-Chromatographie. Identification des alcènes, cyclopentènes et -hexènes à l'aide de la chromatogrpahie en phase gazeuse sur colonne capillaire, Chromatographia, 1972, 5, 11, 229-239, https://doi.org/10.1007/BF02270600 . [all data]

Orav and Eisen, 1972
Orav, A.; Eisen, O., The retention indexes for alkenes, alkynes and cyclenes on capillary columns, Izv. Akad. Nauk Est. SSR, Khim. Geol., 1972, 21, 1, 39-47. [all data]

Soják and Bucinská, 1970
Soják, L.; Bucinská, A., Open tubular column gas chromatography of dehydrogenation products of C6-C10 n-alkanes. Separation and identification of mixtures of C6-C10 straight-chain alkanes, alkenes and aromatics, J. Chromatogr., 1970, 51, 75-82, https://doi.org/10.1016/S0021-9673(01)96841-4 . [all data]

Brown, Chapman, et al., 1968
Brown, I.; Chapman, I.L.; Nicholson, G.J., Gas chromatography of polar solutes in electron acceptor stationary phases, Aust. J. Chem., 1968, 21, 5, 1125-1141, https://doi.org/10.1071/CH9681125 . [all data]

Schomburg, 1967
Schomburg, G., Struktur und Retentionsverhalten von Offenkettigen und Cyclischen Kohlenwasserstoffen und Deren Einfacher Substitutionsprodukte, Anal. Chim. Acta., 1967, 38, 45-64, https://doi.org/10.1016/S0003-2670(01)80560-2 . [all data]

Ohnishi and Shibamoto, 1984
Ohnishi, S.; Shibamoto, T., Volatile compounds from heated beef fat and beef fat with glycine, J. Agric. Food Chem., 1984, 32, 5, 987-992, https://doi.org/10.1021/jf00125a008 . [all data]

Hayes and Pitzer, 1982
Hayes, P.C., Jr.; Pitzer, E.W., Characterizing petroleum- and shale-derived jet fuel distillates via temperature-programmed Kováts indices, J. Chromatogr., 1982, 253, 179-198, https://doi.org/10.1016/S0021-9673(01)88376-X . [all data]

Tuberoso, Kowalczyk, et al., 2005
Tuberoso, C.I.G.; Kowalczyk, A.; Coroneo, V.; Russo, M.T.; Dessì, S.; Cabras, P., Chemical Composition and Antioxidant, Antimicrobial, and Antifungal Activities of the Essential Oil of Achillea ligustica All., J. Agric. Food Chem., 2005, 53, 26, 10148-10153, https://doi.org/10.1021/jf0518913 . [all data]

El-Shazly, Dorai, et al., 2002
El-Shazly, A.; Dorai, G.; Wink, M., Chemical composition and biological activity of the essential oils of Senecio aegyptus var. discoideus Boiss., Z. Naturforsch., 2002, 57c, 434-439. [all data]

Haagen-Smit Laboratory, 1997
Haagen-Smit Laboratory, Procedure for the detailed hydrocarbon analysis of gasolines by single column high efficiency (capillary) column gas chromatography, SOP NO. MLD 118, Revision No. 1.1, California Environmental Protection Agency, Air Resources Board, El Monte, California, 1997, 22. [all data]

Hoekman, 1993
Hoekman, S.K., Improved gas chromatography procedure for speciated hydrocarbon measurements of vehicle emissions, J. Chromatogr., 1993, 639, 2, 239-253, https://doi.org/10.1016/0021-9673(93)80260-F . [all data]

Rang, Orav, et al., 1988
Rang, S.A.; Orav, A.E.; Kuningas, K.R.; Meister, A.E.; Strense, T.V.; Eisen, O.G., Gas-Chromatographic Characteristics of unsaturated hydrocarbons, Academy of Sciences of Estonia SSR, Tallinn, Estonia SSR, 1988, 208. [all data]

Umano and Shibamoto, 1987
Umano, K.; Shibamoto, T., Analysis of headspace volatiles from overheated beef fat, J. Agric. Food Chem., 1987, 35, 1, 14-18, https://doi.org/10.1021/jf00073a004 . [all data]

Spencer, Pangborn, et al., 1978
Spencer, M.D.; Pangborn, R.M.; Jennings, W.G., Gas chromatographic and sensory analysis of volatiles from cling peaches, J. Agric. Food Chem., 1978, 26, 3, 725-732, https://doi.org/10.1021/jf60217a052 . [all data]

Engel and Ratel, 2007
Engel, E.; Ratel, J., Correction of the data generated by mass spectrometry analyses of biological tissues: Application to food authentication, J. Chromatogr. A, 2007, 1154, 1-2, 331-341, https://doi.org/10.1016/j.chroma.2007.02.012 . [all data]

Flamini, Tebano, et al., 2006
Flamini, G.; Tebano, M.; Cioni, P.L.; Bagci, Y.; Dural, H.; Ertugrul, K.; Uysal, T.; Savran, A., A multivariate statistical approach to Centaurea classification using essential oil composition data of some species from Turkey, Pl. Syst. Evol., 2006, 261, 1-4, 217-228, https://doi.org/10.1007/s00606-006-0448-3 . [all data]

Flamini, Luigi Cioni, et al., 2003
Flamini, G.; Luigi Cioni, P.; Morelli, I., Differences in the fragrances of pollen, leaves, and floral parts of garland (Chrysanthemum coronarium) and composition of the essential oils from flowerheads and leaves, J. Agric. Food Chem., 2003, 51, 8, 2267-2271, https://doi.org/10.1021/jf021050l . [all data]

Song, Lai, et al., 2003
Song, C.; Lai, W.-C.; Madhusudan Reddy, K.; Wei, B., Chapter 7. Temperature-programmed retention indices for GC and GC-MS of hydrocarbon fuels and simulated distillation GC of heavy oils in Analytical advances for hydrocarbon research, Hsu,C.S., ed(s)., Kluwer Academic/Plenum Publishers, New York, 2003, 147-193. [all data]

Helmig, Klinger, et al., 1999
Helmig, D.; Klinger, L.F.; Guenther, A.; Vierling, L.; Geron, C.; Zimmerman, P., Biogenic volatile organic compound emissions (BVOCs). I. Identifications from three continental sites in the U.S., Chemosphere, 1999, 38, 9, 2163-2187, https://doi.org/10.1016/S0045-6535(98)00425-1 . [all data]

Valero, Sanz, et al., 1999
Valero, E.; Sanz, J.; Martinez-Castro, I., Volatile components in microwave- and conventionally-heated milk, Food Chem., 1999, 66, 3, 333-338, https://doi.org/10.1016/S0308-8146(99)00069-2 . [all data]

Lai and Song, 1995
Lai, W.-C.; Song, C., Temperature-programmed retention indices for g.c. and g.c.-m.s. analysis of coal- and petroleum-derived liquid fuels, Fuel, 1995, 74, 10, 1436-1451, https://doi.org/10.1016/0016-2361(95)00108-H . [all data]

Specht and Baltes, 1994
Specht, K.; Baltes, W., Identification of volatile flavor compounds with high aroma values from shallow-fried beef, J. Agric. Food Chem., 1994, 42, 10, 2246-2253, https://doi.org/10.1021/jf00046a031 . [all data]

White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S., Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane, J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211 . [all data]

Haynes and Pitzer, 1985
Haynes, P.C., Jr.; Pitzer, E.W., Disengaging solutes in shale- and petroleum-derived jet fuels by altering GC programmed temperature rates, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1985, 8, 5, 230-242, https://doi.org/10.1002/jhrc.1240080504 . [all data]

Hayes and Pitzer, 1981
Hayes, P.C., Jr.; Pitzer, E.W., Kovats indices as a tool in characterizing hydrocarbon fuels in temperature programmed glass capillary gas chromatography. Part 1. Qualitative identification, Inhouse rpt. for Air Force Wright Aeronautical Labs., Air Force Wright Aeronautical Labs., Wright-Patterson AFB, Ohio, 1981, 75. [all data]

Oruna-Concha, Bakker, et al., 2002
Oruna-Concha, M.J.; Bakker, J.; Ames, J.M., Comparison of the volatile components of two cultivars of potato cooked by boiling, conventional baking and microwave baking, J. Sci. Food Agric., 2002, 82, 9, 1080-1087, https://doi.org/10.1002/jsfa.1148 . [all data]

Zaikin and Borisov, 2002
Zaikin, V.G.; Borisov, R.S., Chromatographic-mass spectrometric analysis of Fishcer-Tropsch synthesis products, J. Anal. Chem. USSR (Engl. Transl.), 2002, 57, 6, 544-551. [all data]

Chung, Eiserich, et al., 1994
Chung, T.Y.; Eiserich, J.P.; Shibamoto, T., Volatile compounds produced from peanut oil heated with different amounts of cysteine, J. Agric. Food Chem., 1994, 42, 8, 1743-1746, https://doi.org/10.1021/jf00044a032 . [all data]

Schomburg, 1966
Schomburg, G., Gaschromatographische Retentionsdaten und Struktur Chemischer Verbindungen. II. Methylverzweigungen und Doppelbindungen in Offenkettigen Kohlenwasserstoffen, J. Chromatogr., 1966, 23, 1-17, https://doi.org/10.1016/S0021-9673(01)98652-2 . [all data]

Bramston-Cook, 2013
Bramston-Cook, R., Kovats indices for C2-C13 hydrocarbons and selected oxygenated/halocarbons with 100 % dimethylpolysiloxane columns, 2013, retrieved from http://lotusinstruments.com/monographs/List .... [all data]

Supelco, 2012
Supelco, CatalogNo. 24160-U, Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]

Tsuge, Ohtan, et al., 2011
Tsuge, S.; Ohtan, H.; Watanabe, C., Pyrolysis - GC/MS Data Book of Synthetic Polymers, Elsevier, 2011, 420. [all data]

Miyazawa, Kawauchi, et al., 2010
Miyazawa, M.; Kawauchi, Y.; Utsumi, Y.; Takahashi, T., Character impact odorants of wild edible plant - Cacalia hastata L. var. orientalis - used in Japanese traditional food, J. Oleo Sci., 2010, 59, 10, 527-533, https://doi.org/10.5650/jos.59.527 . [all data]

Radulovic, Blagojevic, et al., 2010
Radulovic, N.; Blagojevic, P.; Palic, R., Comparative study of the leaf volatiles of Arctostaphylos uva-ursi (L.) Spreng. and Vaccinium vitis-idaea L. (Ericaceae), Molecules, 2010, 15, 9, 6168-6185, https://doi.org/10.3390/molecules15096168 . [all data]

Museli, Pau, et al., 2009
Museli, A.; Pau, M.; Desjobert, J.-M.; Foddai, M.; Usai, M.; Costa, J., Volatile constituents of Achllea ligustica All. by HS-SPME/GC/GC-MS. Comparison with essential oils obtained by hydrodistillation from Corsica and Sardinia, Chromatographia, 2009, 69, 5/6, 575-585, https://doi.org/10.1365/s10337-008-0939-1 . [all data]

Gogus, Ozel, et al., 2007
Gogus, F.; Ozel, M.Z.; Lewis, A.C., The Effect of Various Drying Techniques on Apricot Volatiles Analysed Using Direct Desorption-GC-TOF/MS, Talanta, 2007, 73, 2, 321-325, https://doi.org/10.1016/j.talanta.2007.03.048 . [all data]

Filippi, Lanfranchi, et al., 2006
Filippi, J.-J.; Lanfranchi, D.-A.; Prado, S.; Baldovini, N.; Meierhenrich, U.J., Composition, Enantiomeric Distribution, and Antibacterial Activity of the Essential Oil of Achillea ligustica All. from Corsica, J. Agric. Food Chem., 2006, 54, 17, 6308-6313, https://doi.org/10.1021/jf060752y . [all data]

Sojak, Kubinec, et al., 2006
Sojak, L.; Kubinec, R.; Jurdakova, H.; Hajekova, E.; Bajus, M., GC-MS of polyethylene and polypropylene thermal cracking produxts, Petroleum Coal, 2006, 48, 1, 1-14. [all data]

Kalemba and Thiem, 2004
Kalemba, D.; Thiem, B., Constituents of the essential oils of four micropropagated Solidago species, Flavour Fragr. J., 2004, 19, 1, 40-43, https://doi.org/10.1002/ffj.1271 . [all data]

Kalemba, Marschall, et al., 2001
Kalemba, D.; Marschall, H.; Bradesi, P., Constituents of the essential oil of Solidago gigantea Ait. (giant goldenrod), Flavour Fragr. J., 2001, 16, 1, 19-26, https://doi.org/10.1002/1099-1026(200101/02)16:1<19::AID-FFJ940>3.0.CO;2-U . [all data]

Shoenmakers, Oomen, et al., 2000
Shoenmakers, P.J.; Oomen, J.L.M.M.; Blomberg, J.; Genuit, W.; van Velzen, G., Comparison of comprehensive two-dimensional gas chromatography and gas chromatography-mass spectrometry for the characterization of complex hydrocarbon mixtures, J. Chromatogr. A, 2000, 892, 1-2, 29-46, https://doi.org/10.1016/S0021-9673(00)00744-5 . [all data]

Orav, Kailas, et al., 1999
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 2. Fraction boiling at 160-180 0C, Proc. Estonian Acad. Sci. Chem., 1999, 48, 3, 136-140. [all data]

Orav, Kailas, et al., 1999, 2
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 1. Fraction boiling at yp to 160 0C, Proc. Estonian Acad. Sci. Chem., 1999, 48, 1, 30-39. [all data]

Guan, Li, et al., 1995
Guan, Y.; Li, L.; Zhou, L., Live retention database for compound identification in capillary gas chromatography, Chin. J. Chromatogr., 1995, 13, 5, 851-857. [all data]

King, Matthews, et al., 1995
King, M.-F.; Matthews, M.A.; Rule, D.C.; Field, R.A., Effect of beef packaging method on volatile compounds developed by oven roasting or microwave cooking, J. Agric. Food Chem., 1995, 43, 3, 773-778, https://doi.org/10.1021/jf00051a039 . [all data]

Larsen and Frisvad, 1995
Larsen, T.O.; Frisvad, J.C., Characterization of volatile metabolites from 47 Penicillium taxa, Mycol. Res., 1995, 99, 10, 1153-1166, https://doi.org/10.1016/S0953-7562(09)80271-2 . [all data]

Bravo and Hotchkiss, 1993
Bravo, A.; Hotchkiss, J.H., Identification of volatile compounds resulting from the thermal oxidation of polyethylene, J. Appl. Polym. Sci., 1993, 47, 10, 1741-1748, https://doi.org/10.1002/app.1993.070471004 . [all data]

King, Hamilton, et al., 1993
King, M.-F.; Hamilton, B.L.; Matthews, M.A.; Rule, D.C.; Field, R.A., Isolation and identification of volatiles and condensable material in raw beef with supercritical carbon dioxide extraction, J. Agric. Food Chem., 1993, 41, 11, 1974-1981, https://doi.org/10.1021/jf00035a030 . [all data]

Zenkevich and Ventura, 1991
Zenkevich, I.G.; Ventura, K., Gas Chromatographic Identification of Volatile Products of Thermal Degradation of Bitumen, Zh. Prikl. Khim. (Rus.), 1991, 9, 1974-1979. [all data]

Dahlmann, Köser, et al., 1979
Dahlmann, G.; Köser, H.J.K.; Oelert, H.H., Multiple korrelation von retentionsindizes, Chromatographia, 1979, 12, 10, 665-671, https://doi.org/10.1007/BF02302943 . [all data]

Merle, Verdeguer, et al., 2007
Merle, H.; Verdeguer, M.; Blázquez, M.A.; Boira, H., Chemical composition of the essential oils from Eriocephalus africanus L. var. africanus populations growing in Spain, Flavour Fragr. J., 2007, 22, 6, 461-464, https://doi.org/10.1002/ffj.1821 . [all data]

Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F., Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies, Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [all data]

Machiels, van Ruth, et al., 2003
Machiels, D.; van Ruth, S.M.; Posthumus, M.A.; Istasse, L., Gas chromatography-olfactometry analysis of the volatile compounds of two commercial Irish beef meats, Talanta, 2003, 60, 4, 755-764, https://doi.org/10.1016/S0039-9140(03)00133-4 . [all data]

Luo and Agnew, 2001
Luo, J.; Agnew, M.P., Gas characteristics before and after biofiltration treating odorous emissions from animal rendering processes, Environ. Technol., 2001, 22, 9, 1091-1103, https://doi.org/10.1080/09593332208618220 . [all data]

Zhu and Wang, 2001
Zhu, X.; Wang, W., The relationship between partition coefficients of hydrocarbons and their retention indices, Acta Scientific Circumstantiae, 2001, 21, 5, 631-633. [all data]

Spieksma, 1999
Spieksma, W., Determination of vapor liquid equilibrium from the Kovats retention index on dimethylsilicone using the Wilson mixing tool, J. Hi. Res. Chromatogr., 1999, 22, 10, 565-588, https://doi.org/10.1002/(SICI)1521-4168(19991001)22:10<565::AID-JHRC565>3.0.CO;2-2 . [all data]

Xu, Chu, et al., 1995
Xu, X.; Chu, S.; Song, N., Application of chromatographic studies of air pollution in China, J. Chromatogr. A, 1995, 710, 1, 21-37, https://doi.org/10.1016/0021-9673(95)00173-K . [all data]

Zenkevich, 1995
Zenkevich, I.G., Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds, Z. Anal. Chem., 1995, 50, 10, 1048-1056. [all data]

Ciccioli, Cecinato, et al., 1994
Ciccioli, P.; Cecinato, A.; Brancaleoni, E.; Brachetti, A.; Frattoni, M.; Sparapani, R., Composition and Distribution of Polar and Non-Polar VOCs in Urban, Rural, Forest and Remote Areas, Eur Commission EUR, 1994, 549-568. [all data]

Um, Bailey, et al., 1992
Um, K.W.; Bailey, M.E.; Clarke, A.D.; Chao, R.R., Concentration and identification of volatile compounds from heated beef fat using supercritical CO2 extraction-gas liquid chromatography/mass spectrometry, J. Agric. Food Chem., 1992, 40, 9, 1641-1646, https://doi.org/10.1021/jf00021a033 . [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Chung, Eiserich, et al., 1993
Chung, T.Y.; Eiserich, J.P.; Shibamoto, T., Volatile compounds identified in headspace samples of peanut oil heated under temperatures ranging from 50 to 200 °C, J. Agric. Food Chem., 1993, 41, 9, 1467-1470, https://doi.org/10.1021/jf00033a022 . [all data]


Notes

Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References