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 (AHERAJMODIFIED AHERA) Analytical Total Asbestos Asbestos Area Non Asbestos # Structures Sensitivity Concentration Concentration Sample Volume Analyzed Asb Type(s) 0.5µ-5 5,u (S/cc) (S/mm1) (S/cc) (S> 5,u/cc)
26 3600.00 0.2473 3 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -26
27 3600.00 0.2473 1 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -27
28 3600.00 0.2473 1 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -28
29 3600.00 0.2473 2 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -29
30 3600.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 035 -30
31 3600.00 0.2473 1 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -31
32 3600.00 0.2473 0 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -32
33 3600.00 0.2473 1 None Detectea 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -33
34 3600.00 0.2473 5 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -34
MICHAEL A. GORYCKI, Ph.D. ROMAN PEYSAKHOV , 97 Z< _ A proved by: Analyzed by:
Disclaimer. The laboratory is not responsible for data reported in structuresfcc, which is dependent on volume collected y non-laboratory personnel. This lab is only responsible for data reported in structures/mm2. This report may not be reproduced, except in full. ,vithout written approval by ATC Associates Inc. This report may not be used to claim product endorsement by 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 410879
Tuesday. October 29, 2002 Page 4 of 5
NYC-WTC 000131536
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