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USGS Spectral Library Version 7 Sample Description

Kokaly, R.F., Clark, R.N., Swayze, G.A., Livo, K.E., Hoefen, T.M., Pearson, N.C., Wise, R.A., Benzel, W.M., Lowers, H.A., Driscoll, R.L., and Klein, A.J., 2017, USGS Spectral Library Version 7: U.S. Geological Survey Data Series 1035, 61 p., https://doi.org/10.3133/ds1035
For more information on the library, see: local link web link

TITLE: Heptane SA-H2198 15um PL DESCRIPT

DOCUMENTATION_FORMAT: VOLATILE

SAMPLE_ID: Heptane SA-H2198

MATERIAL_TYPE: Alkane Derivative

MATERIAL: Heptane

FORMULA: C7H16

FORMULA_HTML: C7H16

COLLECTION_LOCALITY: Purchased from Sigma Aldrich chemistry

COLLECTION_LATITUDE: Not Available # degrees and decimal minutes (N or S)

COLLECTION_LONGITUDE: Not Available # degrees and decimal minutes (W or E)

DATUM: Not Available # coordinate datum

ORIGINAL_DONOR:

CURRENT_SAMPLE_LOCATION: USGS Spectroscopy Lab, Denver, CO

ULTIMATE_SAMPLE_LOCATION: USGS Spectroscpy Lab, Denver, CO

SAMPLE_DESCRIPTION:

Colorless Liquid
Other Names: Heptane, n-Heptane, Heptyl hydride, Dipropylmethane
CAS #: 142-82-5
Sigma Aldrich Product #: H2198
Sigma Aldrich Lot #: 00457LB
Sigma Aldrich Analysis
APPEARANCE COLORLESS LIQUID
REFRACTIVE INDEX AT 20 DEG C 1.3893
INFRARED SPECTRUM CONFORMS TO STRUCTURE.
GAS LIQUID CHROMATOGRAPHY 99.26 %

Spectrum was published in:
Clark, R.N., Curchin, J.M., Hoefen, T.M., and Swayze, G.A., 2009, Reflectance spectroscopy of organic compounds I: Alkanes: Journal of Geophysical Research, 114, p. E03001, doi:10.1029/2008JE003150. http://www.agu.org/pubs/crossref/2009/2008JE003150.shtml

IMAGE_OF_SAMPLE: Not Available

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: Analysis done by Sigma Aldrich, The Certificate of Analysis can be found on the Sigma Aldrich Website using the Product and Lot Numbers.

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

Spectrum was published in:
Clark, R.N., Curchin, J.M., Hoefen, T.M., and Swayze, G.A., 2009, Reflectance spectroscopy of organic compounds I: Alkanes: Journal of Geophysical Research, 114, p. E03001, doi:10.1029/2008JE003150. http://www.agu.org/pubs/crossref/2009/2008JE003150.shtml
it is consistent in the alkane series.

END_SPECTROSCOPIC_DISCUSSION.

SPECTRAL_PURITY: 1a2a3a4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns