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DOCUMENTATION_FORMAT:
SAMPLE_ID: Iron (III) oxide, gamma form, SA-480665
MATERIAL_TYPE: Iron (III) oxide powder
MATERIAL: Iron (III) oxide, 99.9% trace metals basis
FORMULA: Fe2O3
FORMULA_HTML: Fe2O3
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: Orange to maroon powder
Other Names: Ferric Oxide
CAS #: 1309-37-1
Sigma Aldrich Product #: SA-480665
Sigma Aldrich Lot #: SA-11818LR
Sigma Aldrich Analysis
Appearance: Maroon Powder
X-Ray Diffraction: Conforms to standard pattern
Titration: 70.0% Fe (with Sodium thiosulfate)
Trace Analysis (ICP): Si 610 ppm, Ag 210 ppm, Ca 73 ppm, Zn 48 ppm, Al 33 ppm, Cu 14 ppm, Na 13 ppm, Cr 7 ppm, Mg 6 ppm, Ti 1 ppm
ICP Assay: Confirms Iron Component
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:
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns