U.S. Geological Survey home page

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: L-Histidine SA-H8000

DOCUMENTATION_FORMAT: VOLATILE

SAMPLE_ID: L-Histidine SA-H8000

MATERIAL_TYPE: Amino Acid

MATERIAL: L-Histidine

FORMULA: C6H9N302

FORMULA_HTML: C6H9N3O2

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:

Powder
Other Names: Lin-Dibenzanthracene; Lin-Naphthoanthracene; Benzo[b]naphthacene; 2,3:6,7-Dibenzanthracene; 2,3,6,7-Dibenzanthracene
CAS #: 71-00-1
Sigma Aldrich Product #: H8000
Sigma Aldrich Lot #: 031M1746V
Analysis was performed by Sigma Aldrich
APPEARANCE (COLOR) White
APPEARANCE (FORM) Powder
CARBON CONTENT 46.6%
NITROGEN CONTENT 27.0%
PURITY (TLC) 100%
SPECIFIC ROTATION (c = 11 in 6 M HCL at 25 deg C) 13.3 degrees
INFRARED SPECTRUM Conforms

IMAGE_OF_SAMPLE: None

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:

END_SPECTROSCOPIC_DISCUSSION.

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