|
|
(For further information on spectroscopy, see:
http://speclab.cr.usgs.gov)
TITLE: Plastic_HDPE GDS391 Blu-Grn DESCRIPT
DOCUMENTATION_FORMAT: Man_Made
SAMPLE_ID: GDS391
MATERIAL_TYPE: Plastic
MATERIAL: HDPE Plastic
FORMULA: CH4 compound
FORMULA_HTML: CH4 compound
COLLECTION_LOCALITY: Denver, Colorado
ORIGINAL_DONOR: Gregg Swayze
CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab
ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab
SAMPLE_DESCRIPTION:
Light blue-green thin ply HDPE plastic bag.
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EM(WDS), ICP(Trace), WChem
see:
END_XRD_ANALYSIS.
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
The spectrum has a reflectance peak at 0.504 microns with a strong absorption at 0.625 microns probably due to the pigment. Absorptions at 1.7 and 2.3 microns are C-H related.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns
| LIB_SPECTRA_HED: | where | Wave Range | Av_Rs_Pwr | Comment |
|---|---|---|---|---|
| LIB_SPECTRA: | splib05a r 10211 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib06a r 28520 | g.s.= |