Document 7MKZ6YOXmQg1Rpv2L44Qor38j
Report of Results: MVA Project No, 3907 Analysis of LAQ Chrysotile Product
Prepared for:
John C, Mattox, MD
'
Pathology Department
Riverside Regional Medical Center
500 J. Clyde Morris Blvd.
Newport News, VA 23601
: Prepared by:
MVA, Snc. 5500 Oakbrook Parkway, Suite 200
Norcross, GA 30093
< PLAINTIFF'S S EXHIBIT
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M&A
15 March 2000
MVAS Inc. Excellence in -Microanalysis
5500 Oakbrook Parkway #200 - Norcross, GA 30093 770-662-8509 FAX 770-662-8532
www.mvainc.com
Report of Results: MVA Project No. 3907 Analysis of LAG Chrysolite Product
Introduction
This report includes the results of analyses for tremolite in three (3) fiber product samples, received by MVA, Inc. on February 21, 2000. The samples were described as having been collected from a bag of asbestos labeled-.'5R-4 Asbestos, Black Lake, Quebec, Canada. The samples were collected from the top, side and bottom of the bag. Upon receipt at the MVA, Inc. laboratory, the samples were each assigned a unique MVA number as follo0ws:
MVA# KG223ELG1 K0224ELG2 K0225ELG3
Client ID Description Sample taken from Top of Bag Sample taken from Bottom of Bag Sample taken from Side of Bag
Methods and Equipment
The samples were first examined by stereomicroscopy utilizing a Zeiss Stemi 2000 stereomicroscope having a magnification range from 6.5X to 47X. The samples were then analyzed by polarized light microscopy including microchemical tests utilizing an Olympus BH-2 polarized light microscope having a magnification range from 40X to 1000X. Portions of the samples were . analyzed with a JEOL 1200 STEM equipped with a Noran x-ray energy dispersive x-ray analysis unit. Tremolite asbestos fibers were identified op the basis of morphology, selected area electron diffraction (SAED) and energy dispersive x-ray spectroscopy analysis (EDS). Representative EDS spectra from reference asbestos types are shown in Figure 1.
Results
No tremolite asbestos fibers were found during the examination of the chrysolite asbestos material by polarized light microscopy. Tremolite fibers were found during the analyses by transmission electron microscopy. Examples of the tremolite fibers found are given in Figures 2 - 19.
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Figure 1. Representative EOS spectra from Reference Asbestos Types.
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Figure 2. X-ray spectrum (above) and TEM Image below of tremollfe fiber in a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar = 0.2 um.
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Figure 3. X-ray spectrum (above) and TEM image below of tremofite fiber In a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
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Figure 4, X-ray spectrum (above) and TEM image below of tremolite fiber in a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec.
Canada. Bar ~ 0.5 um.
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Figure 5. X-ray spectrum (above) and TEM image below of tremolite fiber in a
sample from the bag of asbestos labeled 6R-4 Asbestos, Black Lake, Quebec,
Canada. Bar - 0.5 um.
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Figure 6. X-ray spectrum (above) and TEM image below of tremolite fiber in a
sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar - 0.5 um.
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Figure ?. X-ray spectrum (above) and TEM image below of tremoiite fiber in a
sample from the bag pf asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar = 0.5 um.
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Figure 8. X-ray spectrum (above) and TEM image below of tremolite fiber in a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar = 0.5 um. -
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Figure 9. X-ray spectrum (above) and TEM image below of tremolrte fiber in a sample from the bag of asbestos labeled 5R-A Asbestos, Black Lake, Quebec,
Canada. Bar * 0.5 um.
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Figure 10,, X-ray spectrum (above) and JEM image below of tremolite fiber in a sample from the bag pf asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar * 0.5 um. -
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Figure 11* X-ray spectrum (above) and TEM image below of tremollte fiber in a sample from the bag of asbestos labeled SR-4 Asbestos, Black Lake, Quebec,
Canada. Bar 0.2 um.
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Figure 12. X-ray spectrum (above) and TEM image below of tremoiite fiber in a sample from the bag' of asbestos- labeled 5R-4 Asbestos, Black Lake, Quebec,
. Canada. Bar = 0.5 um.
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Figure 13. X-ray spectrum (above) and TEM image below of tremolite fiber in a
sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
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Figure 14, X-ray spectrum (above) and TEM image below of tremolrfe fiber in a-
sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
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-igure 15. X-ray spectrum (above) and.THM image below of tremolite fiber in a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec, *
Canada. Bar = 0.5 urn.
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Figure 16. X-ray spectrum (above) and JEM (mage below of fremoliee fiber in a
sample from the bag of asbestos labeled 5R4 Asbestos, Black Lake, Quebec
Canada. Bar = 0.2 um.
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Figure 17. X-ray spectrum (above) and TEM image below of tremofite fiber in a
sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
Canada. Bar = 0 2 urn -
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Figure 18. X-ray spectrum (above) and TEfvHmage below of tremoJite fiber in a sample from the bag of asbestos labeled 5R-4 Asbestos, Black Lake, Quebec,
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Figure 19. X-ray sp< |um (above) and TEM image below of tremolite fiber in a sample from the bag [asbestos labeled 5R-4 Asbestos, Black lake, Quebec,
! Canada. Bar - 0.2 um.
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