U.S. Geological Survey home page


Clark et. al. 2003 USGS Open File Report 03-395
Spectral Library splib05a Sample Description

(For further information on spectrsocopy, see: http://speclab.cr.usgs.gov)

TITLE: Plastic_LDPE GDS405 Black DESCRIPT

DOCUMENTATION_FORMAT: Man Made

SAMPLE_ID: GDS405

MATERIAL_TYPE: Plastic

MATERIAL: LDPF Translucent plastic

FORMULA: Unknown

FORMULA_HTML: Unknown

COLLECTION_LOCALITY: Grocery store, Denver, Colorado, USA

ORIGINAL_DONOR: Gregg Swayze

CURRENT_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab

ULTIMATE_SAMPLE_LOCATION: USGS Denver Spectroscopy Lab

SAMPLE_DESCRIPTION:

Black LDPE plastic film container lid.

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

see:

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 slopes downward toward longer wavelengths with a broad muted absorption around 0.6 microns. C-H absorptions are present at 1.7 and 2.3 microns with overall reflectance levels between 0.09 to 1.7%.

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 10274 0.2-3.0µm 200 g.s.=


USA.gov logo