Heptane, 2-methyl-

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Gas phase thermochemistry data

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Δfgas-215.5 ± 1.3kJ/molCcbProsen and Rossini, 1945ALS
Quantity Value Units Method Reference Comment
gas459.49 ± 0.88J/mol*KN/AMesserly J.F., 1971GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
186.13298.15Colgate S.O., 1990GT
202.07323.15
230.06373.15
248.37408.15
265.52448.15

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
135.65200.Scott D.W., 1974Recommended values were obtained from the consistent correlation scheme for alkanes [ Scott D.W., 1974, 2, Scott D.W., 1974]. This approach gives a good agreement with experimental data available for alkanes. However, large uncertainties could be expected at high temperatures.; GT
173.89273.15
187.2 ± 0.2298.15
188.20300.
241.25400.
288.78500.
329.28600.
363.17700.
391.62800.
416.31900.
436.811000.
454.801100.
470.701200.
485.341300.
497.901400.
510.451500.

Condensed phase thermochemistry data

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-255.2 ± 1.3kJ/molCcbProsen and Rossini, 1945ALS
Quantity Value Units Method Reference Comment
Δcliquid-5465.5 ± 1.2kJ/molCcbProsen and Rossini, 1945Corresponding Δfliquid = -255.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-5447.1kJ/molCcbFajans, 1920Corresponding Δfliquid = -273. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-5274.6kJ/molCcbRichards and Jesse, 1910At 293 K; Corresponding Δfliquid = -446.0 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid356.39J/mol*KN/AMesserly and Finke, 1971DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
252.00298.15Messerly and Finke, 1971T = 11 to 370 K.; DH
251.58298.15Osborne and Ginnings, 1947T = 283 to 318 K.; DH

Phase change data

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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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil390.7 ± 0.8KAVGN/AAverage of 37 out of 38 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus163. ± 2.KAVGN/AAverage of 14 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple160. ± 9.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Tc559.7 ± 0.1KN/ADaubert, 1996 
Tc559.7KN/AAbara, Jennings, et al., 1988Uncertainty assigned by TRC = 0.2 K; TRC
Tc559.6KN/AMajer and Svoboda, 1985 
Tc559.56KN/AMcMicking and Kay, 1965Uncertainty assigned by TRC = 0.4 K; TRC
Tc559.57KN/AAmbrose, Cox, et al., 1960Uncertainty assigned by TRC = 0.2 K; Visual, PRT, IPTS-48; TRC
Quantity Value Units Method Reference Comment
Pc25.0 ± 0.2barN/ADaubert, 1996 
Pc25.00barN/AAbara, Jennings, et al., 1988Uncertainty assigned by TRC = 0.40 bar; TRC
Pc24.842barN/AMcMicking and Kay, 1965Uncertainty assigned by TRC = 0.4053 bar; TRC
Quantity Value Units Method Reference Comment
Vc0.488l/molN/ADaubert, 1996 
Quantity Value Units Method Reference Comment
ρc2.05 ± 0.02mol/lN/ADaubert, 1996 
ρc2.05mol/lN/AMcMicking and Kay, 1965Uncertainty assigned by TRC = 0.04 mol/l; TRC
Quantity Value Units Method Reference Comment
Δvap39. ± 5.kJ/molAVGN/AAverage of 6 values; Individual data points

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
389.21.01Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
33.26390.8N/AMajer and Svoboda, 1985 
39.8300.AStephenson and Malanowski, 1987Based on data from 285. - 392. K.; AC
41.6268.IPStephenson and Malanowski, 1987Based on data from 233. - 283. K. See also Osborn and Douslin, 1974.; AC
38.7 ± 0.1313.CMajer, Svoboda, et al., 1979AC
37.3 ± 0.1333.CMajer, Svoboda, et al., 1979AC
36.0 ± 0.1353.CMajer, Svoboda, et al., 1979AC
38.1330.MMWillingham, Taylor, et al., 1945Based on data from 315. - 391. K.; AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) β Tc (K) Reference Comment
298. - 353.57.870.2919559.6Majer and Svoboda, 1985 

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
233. - 283.4.845621718.531-29.682Osborn and Douslin, 1974Coefficents calculated by NIST from author's data.
314.86 - 391.694.042271337.468-59.457Williamham, Taylor, et al., 1945 

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
11.92064.19Messerly and Finke, 1971DH
11.92164.2Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
72.6064.19Messerly and Finke, 1971DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Octane = Heptane, 2-methyl-

By formula: C8H18 = C8H18

Quantity Value Units Method Reference Comment
Δr-5.23 ± 0.92kJ/molCisoProsen and Rossini, 1945, 2liquid phase; Calculated from ΔHc

Hydrogen + 1-Heptene, 2-methyl- = Heptane, 2-methyl-

By formula: H2 + C8H16 = C8H18

Quantity Value Units Method Reference Comment
Δr-115.1 ± 0.7kJ/molChydRogers, Dejroongruang, et al., 1992liquid phase; solvent: Cyclohexane

Hydrogen + 1-Heptene, 6-methyl- = Heptane, 2-methyl-

By formula: H2 + C8H16 = C8H18

Quantity Value Units Method Reference Comment
Δr-126.4 ± 2.0kJ/molChydRogers, Dejroongruang, et al., 1992liquid phase; solvent: Cyclohexane

Heptane, 2-methyl- = Heptane, 3-methyl-

By formula: C8H18 = C8H18

Quantity Value Units Method Reference Comment
Δr1.86 ± 0.42kJ/molEqkRoganov, Kabo, et al., 1972gas phase; At 1368 K

Heptane, 2-methyl- = Heptane, 4-methyl-

By formula: C8H18 = C8H18

Quantity Value Units Method Reference Comment
Δr1.3 ± 0.4kJ/molEqkRoganov, Kabo, et al., 1972gas phase; At 368 K

Henry's Law data

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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: Rolf Sander

Henry's Law constant (water solution)

kH(T) = H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(kH))/d(1/T) = Temperature dependence constant (K)

H (mol/(kg*bar)) d(ln(kH))/d(1/T) (K) Method Reference Comment
0.00027 QN/ASeveral references are given in the list of Henry's law constants but not assigned to specific species.
0.00027 QN/A missing citation give several references for the Henry's law constants but don't assign them to specific species.

Gas phase ion energetics data

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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 evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Quantity Value Units Method Reference Comment
IE (evaluated)9.84 ± 0.10eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
9.76ESTLuo and Pacey, 1992LL
9.84 ± 0.10EVALLias, 1982LBLHLM
9.74 ± 0.15EQMautner(Meot-Ner), Sieck, et al., 1981LLK

IR Spectrum

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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

Gas Phase Spectrum

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IR spectrum
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Additional Data

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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 thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, NIST Free Links, 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

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Mass spectrum
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Additional Data

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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-4071
NIST MS number 230535

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 thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), NIST Free Links, 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
CapillaryOV-10140.765.5Chen, Liang, et al., 2001He; Column length: 50. m; Column diameter: 0.25 mm
CapillaryOV-10160.765.8Chen, Liang, et al., 2001He; Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane100.765.Heinzen, Soares, et al., 1999 
CapillaryOV-1010.766.Skrbic, 1997 
PackedSqualane78.5766.3Zhang and Lu, 1996 
CapillarySqualane25.765.Hilal, Carreira, et al., 1994 
CapillaryOV-160.767.Engewald, Maurer, et al., 1989 
CapillaryOV-10140.765.Laub and Purnell, 1988 
CapillaryOV-10160.765.Laub and Purnell, 1988 
CapillaryOV-10180.765.Laub and Purnell, 1988 
CapillarySqualane50.764.7Lunskii and Paizanskaya, 1988He; Column length: 50. m; Column diameter: 0.22 mm
CapillarySqualane70.765.6Lunskii and Paizanskaya, 1988He; Column length: 50. m; Column diameter: 0.22 mm
CapillaryOV-10140.766.0Boneva and Dimov, 1986100. m/0.27 mm/0.9 μm
CapillaryOV-10150.766.2Boneva and Dimov, 1986100. m/0.27 mm/0.9 μm
CapillaryOV-10160.766.3Boneva and Dimov, 1986100. m/0.27 mm/0.9 μm
CapillaryOV-10170.766.3Boneva and Dimov, 1986100. m/0.27 mm/0.9 μm
CapillaryOV-10130.765.Chien, Furio, et al., 1983 
CapillaryOV-10140.765.Chien, Furio, et al., 1983 
CapillaryOV-10150.765.Chien, Furio, et al., 1983 
CapillaryOV-10160.765.Chien, Furio, et al., 1983 
CapillaryOV-10170.765.Chien, Furio, et al., 1983 
CapillaryOV-10180.765.Chien, Furio, et al., 1983 
CapillaryDB-160.766.5Lubeck and Sutton, 1983Column length: 60. m; Column diameter: 0.264 mm
CapillaryDB-160.766.4Lubeck and Sutton, 198360. m/0.259 mm/1. μm
CapillaryOV-150.766.Anders, Scheller, et al., 1982Column length: 55. m; Column diameter: 0.21 mm
CapillaryOV-10150.766.Johansen and Ettre, 1982100. m/0.27 mm/0.20 μm
CapillaryOV-10150.766.Johansen and Ettre, 198255. m/0.27 mm/0.9 μm
CapillarySF-9650.766.Johansen and Ettre, 198291.4 m/0.31 mm/0.20 μm
CapillaryOV-160.754.Nijs and Jacobs, 1981He; Column length: 150. m; Column diameter: 0.50 mm
PackedTriacontane80.764.Castello and D'Amato, 1979He, Chromosorb W AW (60-80 mesh); Column length: 3. m
PackedSqualane80.765.Castello and D'Amato, 1979He, Chromosorb W AW (60-80 mesh); Column length: 3. m
PackedOV-180.766.Dimov and Papazova, 1979Chromosorb W AW DMCS (80-100 mesh); Column length: 4. m
CapillarySqualane86.765.2Nabivach and Kirilenko, 1979N2; Column length: 50. m
CapillarySqualane70.764.9Nabivach and Kirilenko, 1979N2; Column length: 50. m
CapillarySqualane60.765.Chretien and Dubois, 1976 
CapillarySqualane100.764.6Lulova, Leont'eva, et al., 1976He; Column length: 120. m; Column diameter: 0.25 mm
CapillarySqualane100.764.6Lulova, Leont'eva, et al., 1976He; Column length: 120. m; Column diameter: 0.25 mm
CapillarySqualane60.765.Ryba, 1976Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane60.765.Ryba, 1976Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane50.765.Rijks and Cramers, 1974N2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane70.765.Rijks and Cramers, 1974N2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane50.772.52Gäumann and Bonzo, 1973Column length: 100. m
CapillaryOV-10150.766.Pacáková, Hoch, et al., 197325. m/0.25 mm/1.39 μm, N2
CapillaryOV-10160.766.Pacáková, Hoch, et al., 197325. m/0.25 mm/1.39 μm, N2
CapillaryVacuum Grease Oil (VM-4)35.763.Sidorov, Petrova, et al., 1972 
CapillaryVacuum Grease Oil (VM-4)45.763.Sidorov, Petrova, et al., 1972 
CapillaryVacuum Grease Oil (VM-4)50.763.Sidorov, Petrova, et al., 1972 
CapillaryVacuum Grease Oil (VM-4)58.763.Sidorov, Petrova, et al., 1972 
CapillaryVacuum Grease Oil (VM-4)68.763.Sidorov, Petrova, et al., 1972 
CapillarySqualane70.764.8Dimov and Schopov, 1971Column length: 100. m; Column diameter: 0.25 mm
PackedSE-3075.767.Robinson and Odell, 1971N2, Chromosorb W; Column length: 6.1 m
PackedSqualane100.765.Robinson and Odell, 1971N2, Embacel; Column length: 3.0 m
PackedSqualane50.765.1Takács, Szita, et al., 1971N2, Chromosorb W; Column length: 3. m
PackedSE-3080.764.Mitra and Saha, 1970N2
PackedSqualane25.764.Mitra and Saha, 1970N2
PackedSqualane80.765.Mitra and Saha, 1970N2
CapillarySqualane40.765.Matukuma, 1969N2; Column length: 91.4 m; Column diameter: 0.25 mm
PackedSqualane27.764.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane49.765.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane67.765.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane86.765.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane30.764.5Tourres, 1967H2; Column length: 10. m
PackedSqualane50.765.Tourres, 1967H2; Column length: 10. m
CapillarySqualane30.765.Tourres, 1967, 2H2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane50.765.Tourres, 1967, 2H2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane70.766.Tourres, 1967, 2H2; Column length: 100. m; Column diameter: 0.25 mm
PackedSqualane100.765.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane22.765.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane30.764.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane40.765.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane55.765.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane60.765.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane70.766.Evans, 1966Untreated celite; Column length: 1.8 m
PackedSqualane80.765.Evans, 1966Untreated celite; Column length: 1.8 m

Kovats' RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillarySE-54763.Rembold, Wallner, et al., 198930. m/0.25 mm/0.25 μm, He, 0. C @ 12. min, 12. K/min; Tend: 250. C
CapillaryOV-101761.Hayes and Pitzer, 1982110. m/0.25 mm/0.20 μm, He, 1. K/min; Tstart: 35. C; Tend: 200. C
CapillaryApiezon L760.Louis, 1971N2, 1. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tstart: 60. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryPetrocol DH-100764.1Haagen-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-1769.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

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

View large format table.

Column type Active phase I Reference Comment
CapillarySPB-5765.Engel and Ratel, 200760. m/0.32 mm/1. μm, 40. C @ 2. min, 3. K/min, 230. C @ 10. min
CapillaryHP-5778.Insausti, Goñi, et al., 200550. m/0.32 mm/1.05 μm, He, 35. C @ 15. min, 8. K/min, 220. C @ 5. min
CapillaryPetrocol DH766.9Censullo, Jones, et al., 200350. m/0.25 mm/0.5 μm, He, 35. C @ 10. min, 3. K/min, 200. C @ 10. min
CapillarySPB-1761.38LECO Corporation, 200330. m/0.25 mm/0.25 μm, 40. C @ 2. min, 10. K/min, 250. C @ 2. min
CapillarySPB-1761.79LECO Corporation, 200330. m/0.25 mm/0.25 μm, 40. C @ 2. min, 10. K/min, 250. C @ 2. min
CapillaryDB-5762.5Xu, van Stee, et al., 200330. m/0.25 mm/1. μm, He, 2.5 K/min; Tstart: 50. C; Tend: 200. C
CapillaryOV-101764.1Yin, Liu, et al., 2001N2, 1. K/min; Column length: 80. m; Column diameter: 0.22 mm; Tstart: 30. C; Tend: 130. C
CapillaryPONA761.0Martos, Saraullo, et al., 199750. m/0.2 mm/0.5 μm, 35. C @ 0.5 min, 1. K/min, 220. C @ 8. min
CapillaryPONA761.1Martos, Saraullo, et al., 199750. m/0.2 mm/0.5 μm, 35. C @ 0.5 min, 1. K/min, 220. C @ 8. min
CapillaryPetrocol DH762.25Subramaniam, Bochniak, et al., 1994100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryPetrocol DH762.36Subramaniam, Bochniak, et al., 1994100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryUltra-1763.Olson, Sinkevitch, et al., 19924. K/min; Tstart: -40. C; Tend: 230. C
CapillaryPetrocol DH763.03White, Douglas, et al., 1992100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryPetrocol DH763.5White, Douglas, et al., 1992100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryPetrocol DH763.White, Hackett, et al., 1992100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C
CapillaryHP-1765.9Bangjie, Xijian, et al., 1987N2, 10. K/min; Column length: 25. m; Column diameter: 0.2 mm; Tstart: 30. C
CapillaryHP-1765.5Bangjie, Xijian, et al., 1987N2, 2. K/min; Column length: 25. m; Column diameter: 0.2 mm; Tstart: 30. C
CapillaryHP-1765.5Bangjie, Xijian, et al., 1987N2, 30. C @ 5. min, 5. K/min; Column length: 25. m; Column diameter: 0.2 mm
CapillaryUltra-1766.78Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 1. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-1766.99Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 2. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-1767.12Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 3. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2765.99Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 1. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2766.21Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 2. K/min; Tstart: -30. C; Tend: 240. C
CapillaryUltra-2766.26Haynes and Pitzer, 198550. m/0.22 mm/0.33 μm, He, 3. K/min; Tstart: -30. C; Tend: 240. C
CapillaryOV-101761.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
CapillaryDB-5760.Zaikin and Borisov, 2002He; Column length: 30. m; Column diameter: 0.25 mm; Program: 30C => 5K/min=120C => 10C/min => 270C
CapillaryMethyl Silicone776.21Hassoun, Pilling, et al., 199950. m/0.25 mm/1. μm, He; Program: -50C(2min) => 49.9C/min => 35C(10min) => 3C/min => 200C(2min) => 40C/min => 240C(30min)
CapillaryOV-101764.Wu and Lu, 1984Program: not specified

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

View large format table.

Column type Active phase I Reference Comment
CapillarySupelcowax-10750.Elmore, Nisyrios, et al., 200560. m/0.25 mm/0.25 μm, He, 40. C @ 2. min, 4. K/min; Tend: 280. C

Normal alkane RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-10140.766.Li and Deng, 1998N2; Column length: 51. m; Column diameter: 0.25 mm
CapillaryMethyl Silicone50.765.N/AN2; Column length: 74.6 m; Column diameter: 0.28 mm
CapillaryOV-10150.766.Wu and Lu, 1984, 2 
CapillaryOV-10170.766.Wu and Lu, 1984, 2 
CapillarySqualane100.766.Dimov N., 1976 
CapillarySqualane70.765.Dimov N., 1976 
CapillarySqualane86.756.Vigdergauz and Martynov, 1971He; Column length: 150. m; Column diameter: 0.35 mm

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB767.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 DH763.Supelco, 2012100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min
CapillaryPONA767.Zhang, Ding, et al., 200950. m/0.20 mm/0.50 μm, Nitrogen, 35. C @ 15. min, 2. K/min, 200. C @ 10. min
CapillaryOV-1764.3Krkosova, Kubinec, et al., 2007100. m/0.32 mm/0.25 μm, Helium, 5. K/min, 310. C @ 5. min; Tstart: 30. C
CapillaryBP-1765.Health Safety Executive, 200050. m/0.22 mm/0.75 μm, He, 5. K/min; Tstart: 50. C; Tend: 200. C
CapillarySE-54766.Guan, Li, et al., 199560. C @ 2. min, 4. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tend: 200. C
CapillaryDB-1775.Ciccioli, Cecinato, et al., 199260. m/0.32 mm/1.2 μm, He, 30. C @ 10. min, 3. K/min; Tend: 240. C
CapillaryOV-101767.Zenkevich and Ventura, 1991Helium, 50. C @ 0. min, 5. K/min, 240. C @ 0. min; Column length: 54. m; Column diameter: 0.26 mm
CapillarySE-30760.Hackett, Gibbon, et al., 1985He, 20. C @ 4. min, 2. K/min, 260. C @ 16. min; Column length: 50. m; Column diameter: 0.25 mm

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-1759.Barra, Baldovini, et al., 200750. m/0.2 mm/0.33 μm, He; Program: 40C(2min) => 2C/min => 200C => 15C/min => 250C (30min)
CapillaryMethyl Silicone765.Chen and Feng, 2007Program: not specified
CapillaryMethyl Silicone765.Feng and Mu, 2007Program: not specified
CapillaryMethyl Silicone768.Blunden, Aneja, et al., 200560. m/0.32 mm/1.0 μm, Helium; Program: -50 0C (2 min) 8 0C/min -> 200 0C (7.75 min) 25 0C -> 225 0C (8 min)
CapillaryOV-101765.Du and Liang, 2003Program: not specified
CapillaryPolydimethyl siloxane765.Junkes, Castanho, et al., 2003Program: not specified
CapillaryBP-1758.54Cooke, Hassoun, et al., 200150. m/0.25 mm/1. μm, He; Program: -50C => 49.9C/min => 5C(3min) => 3C/min => 50C => 5C/min => 220C(20 min)
CapillaryPolydimethyl siloxanes764.Yin, Guo, et al., 2001Program: not specified
CapillaryDB-1766.Zhu and Wang, 2001Program: not specified
CapillaryMethyl Silicone763.Spieksma, 1999Program: not specified
CapillaryOV-1766.Zhu and He, 1999Program: not specified
CapillaryOV-1766.Zhu and He, 1999Program: not specified
CapillarySE-54765.Zhu and He, 1999Program: not specified
CapillarySE-54766.Zhu and He, 1999Program: not specified
CapillaryDB-1766.Ciccioli, Cecinato, et al., 199460. m/0.32 mm/0.25 μm; Program: not specified
CapillaryOV-101766.Skrbic and Cvejanov, 1993Program: not specified
CapillarySqualane762.Petrov, 1984Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.761.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.766.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
PackedSE-30775.Robinson and Odell, 1971N2, Chromosorb W; Column length: 6.1 m; Program: 50C910min) => 20C/min => 90(6min) => 10C/min => 150C(hold)
PackedSqualane772.Robinson and Odell, 1971N2, Embacel; Column length: 3.0 m; Program: 25C(5min) => 2C/min => 35 => 4C/min => 95C(hold)
PackedSE-30770.Robinson and Odell, 1971, 2Chrom W; Column length: 6.1 m; Program: 50C(10min) => 20C/min(2min) => 90C(6min) => 10C/min(6min) => (hold at 150C)
PackedSqualane772.Robinson and Odell, 1971, 2Embacel; Column length: 3.0 m; Program: 25C(5min) => 2C/min(5min) => 4C/min(15min) => (hold at 95C)

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryRTX-Wax764.Galindo-Cuspinera, Lubran, et al., 200260. m/0.25 mm/0.5 μm, He, 40. C @ 5. min, 5. K/min, 180. C @ 20. min

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, Notes

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

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Notes

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