Chain of custody and cover letter for transmission electron microscopy analysis of air samples from apartments at 125 Liberty Street.
NYC-WTC_000131492–000131727
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Attn: Benjamin Sallemi Received: 10/28/02 1:20:00 AM ATC Associates Inc. ATC Group #: 9035 • 104 East 25th Street Analysis Date: 10/29/02 New York NY 10010 Fax: (212)353-3599 Phone: (212)353-8280 Project: DEP Clean-up ATC Project #: 22906-0002 125 Cedar Street, New York, NY
Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA/MODIFIED AHERA) Analytical Total Asbestos Asbestos Area Non Asbestos # Structures Sensitivity Concentration Concentration Sample Volume Analyzed Asb Type(s) 0.54u-5 5,u (S/cc) (S/mm°) (S/cc) (S > 5u/cc)
17 3700.00 0.2473 1 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -17
18 3700.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -18
19 3700.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 ~^ 9035 -19
20 3700.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -20
21 3700.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -21
22 3700.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -22
23 3700.00 0.2473 1 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -23
24 3600.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -24
2S 3600.00 0.2473 2 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -25
MICHAEL A. GORYCKI, Ph.D. ROMAN PEYSAKHOV Analyzed by: Approved by:
Disclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in structures/mm2. This report may not be reproduced, except in fufi, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement oy NVLAP or any other agency of the U.S. Government This reports relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon request.
Accredited for NVLAP PLMITEM #101187-0, NY State ELAP #10879
Tuesday, October 29, 2002 Page 3 of 5
NYC-WTC 000131657
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