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Chain of custody for asbestos air samples, Sept 2002

Machine-extracted title · confidence 98%

Chain of custody document tracking TEM analysis of air samples from the DEP cleanup project at 125 [name].

NYC-WTC_000177485–000177490
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Scanned page image, NYC-WTC_000177485
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NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NT lOOiO Phone: (212) 353-8280 Fax:(212)353-8306

Attn: Fred Burkhardt Received: 9/15/02 7:00:00 AM ATC Associates Inc. ATC Group#; 8838 104 East 25 th Street Analysis Date; 9/16/02 New York NY 10010

Fax: (212) 353-3599 Phone: (212) 353-8280

Project: DEP Cleaanrup Project #: 22906-0002 i 25 Cedar Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area iVon Asbestos # Structures Sensitivity Concentration Sample k'olume Analyzed Asb Typefs) 5/t (S/cc) (S/mm’) (S/cc) i\otes

04 2130.00 0.0450 0 CHRYSOTILE 0 0.0040 22.24 0.0040 S8jS -I

05 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 SS38 -2

OS 2400.00 0.0450 0 None Detected 0 0 0.CO36 <22.24 <0.0036 38SS -3

07 2400.00 0.0450 0 CHRYSOTILE 0 0.0036 22.24 0.0036 S838 -4

OS • 2400.00 Not Analyzed Overloaded with partculates 8S'3S -5

09 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0 0036 SSJ8 -6

10 2400.00 Not Analyzed Overloaded with particulates

ROMAN PEYSA^OV MICHAEL .A. GORYCKl, Ph.D.

Analyzed by: •Approved by:

Disclaimer' The iaooratory is nol responsible for data recortea :n strjcluresrcc. whicn s deaerdent on volume coiected by non-laooratory personnel, "his liiLsJnlyfesBcasibie :cr data resorted in siructuresimm' ’his renorl may not ae -sorcouced. except in lull, without written asorovai Sy ATC Associates inc. This repon may net ae Jsea Io claim proouc: enaorsement ay NVLAP or any other agency or -Jie U.S. Government, ’his -eoorts relates only io :he samples reporteC above. Quality control data linciudina 95% conridence 'imits ana laboratory and analysis accuracy ana areasion) is ava.iabis open request.

Accreciteo for NVLAP ,=L.y/T=M #101137-0. .NY State SAP AOSZO

1 of 4

CONFIDENTIAL, CITY_21MC100_003446458

SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000177485

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NYC-WTC_000177485Source: NYC Law Department, mirrored locally

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