Heptane, 2,4-dimethyl-

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.


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

Go To: Top, 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

Column type CapillaryCapillaryCapillary
Active phase Petrocol DH-100DB-1Squalane
Column length (m) 100.60. 
Carrier gas HeHe 
Substrate    
Column diameter (mm) 0.20.32 
Phase thickness (μm)  1.0 
Program 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)-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 minnot specified
I 837.826.821.
ReferenceHaagen-Smit Laboratory, 1997Hoekman, 1993Korol and Lysyuk, 1980
Comment MSDC-RI MSDC-RI MSDC-RI

References

Go To: Top, Kovats' RI, non-polar column, custom temperature program, Notes

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

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]

Korol and Lysyuk, 1980
Korol, A.N.; Lysyuk, L.S., A New Thermodynamic Method for Calculating the Retention Indices of Isoalkanes on Squalane, Theor. Exp. Chem. (Engl. Transl.), 1980, 6, 577-584. [all data]


Notes

Go To: Top, Kovats' RI, non-polar column, custom temperature program, References