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(For further information on spectroscopy, see:
http://speclab.cr.usgs.gov)
TITLE: Plastic_HDPE GDS393 GlosWhTr DESCRIPT
DOCUMENTATION_FORMAT: Man_Made
SAMPLE_ID: GDS393
MATERIAL_TYPE: Plastic
MATERIAL: HDPE Plastic
FORMULA: CH4 compound
FORMULA_HTML: CH4 compound
COLLECTION_LOCALITY: Grocery Store
ORIGINAL_DONOR: Gregg Swayze
CURRENT_SAMPLE_LOCATION: U.S. Geological Survey, Denver Spectroscopy Lab
ULTIMATE_SAMPLE_LOCATION: U.S. Geological Survey, Denver Spectroscopy Lab
SAMPLE_DESCRIPTION:
Glossy white translucent plastic from a grocery bag labeled HDPE (2). Sample is 0.1 mm thick.
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: None # XRF, EM(WDS), ICP(Trace), WChem
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
Spectrum has a very abrupt absorption edge that gives way to a gently downsloping spectrum past 0.45 microns. The 1.7 micron C-H stretch absorptions and 2.3 micron C-H combination bands are of weak to moderate strength in this sample.
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 10233 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib06a r 28542 | g.s.= |