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PCM fiber results lab report, Aug 1998

Machine-extracted title · confidence 95%

Laboratory report documenting PCM fiber analysis results for air samples collected on August 11, 1998.

NYC-WTC_000186285–000186287
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NYC 9/11 Public Portal Document

< 98-US-59/4 f Client Name; Applied Technology Services, Inc. Phase Contrast Microscopy (PCM) Fiber Results A98113 Flow Air Fiber Fibers SciLab Client Date Rate Duration Filtered Fields Fibers Density Cone. TWA Sample # Sample # / Location Collected (liters/min.) (min.) (liters) (Fibers/mm ) (Fibers/cc)

01 34081198-01 8/11/98 0 0 0 100 0.5 0,64 Field Blank Footnotes: / 02 34081198-02 8/11/98 0 0 0 100 0.5 0.64 Field Blank Footnotes: /

03 34081198-03 8/11/98 5 360 1800 100 4 5.10 < 0.001 3rd Fl.-Prcp-At the Decon Entrance 04 34081198-04 8/11/98 5 360 1800 100 1 1.27 < 0.001 3rd Fl.-Prep-At the Dccon Exit 05 34081198-05 8/11/98 5 360 1800 NA 3rd Fl.-Prep-At the North Side of the Floor Footnotes: 2 06 34081198-06 8/11/98 5 360 1800 100 2 2.55 < 0.001 3rd Fl.-Prcp-At the East Side of the Door 07 34081198-07 8/11/98 5 360 1800 100 4 5.10 < 0.001 3rd Fl.-Prep-Outside the Building 08 34081198-08 8/11/98 15 120 1800 NA Sth Fl.-Background-At the North Wall Footnotes: 2 09 34081198-09 8/11/98 15 120 1800 NA Sth Fl.-Background-At the East Wall Footnotes: 2 10 34081198-10 8/11/98 15 120 1800 NA Sth Fl.-Background-At the South Wall Footnotes: 2 11 34081198-11 8/11/98 15 120 1800 NA Sth Fl.-Background-At the West Wail Footnotes: 2

o 12 34081198-12 8/11/98 15 120 1800 100 3 3.82 < 0.001 H Sth Fl.-Background-Outside the Building 13 34081198-13 8/11/98 15 120 1800 100 1 1.27 < 0.001 6th Fl.-Background-At the North Wall S o 14 34081198-14 8/11/98 15 120 1800 NA O 6th Fl.-Background-At the East Wall Footnotes: 2 O I 7 8.92 0.002 o 15 34081198-15 8/11/98 15 120 1800 100 o co 6th Fl.-Background-At the South Wall o o cn to

NYC-WTC_000186285

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NYC-WTC_000186285Source: NYC Law Department, mirrored locally

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