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 is 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) 0.5,0-5 5,u (S/cc) (S/mm') (S/cc) (S> Sp/cc)
35 3600.00 0.2473 33 CHRYSOTILE 1 0 0.0004 4.04 0.0004 < 0.0004 9035 -35
36 3600.00 0.2473 6 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -36
37 `! 3600.00 0.2473 16 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -37
38 3600.00 0.2473 30 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -38
39 3600.00 0.2473 8 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 •9035 -39
40 0.2473 2 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 3600.00 9035 -40
0.2473 4 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 41 3600.00 9035 -4I
42 0.2473 2 None Detected 0 0 0.0004 <4.04 <0.0004 < 0.0004 3610.00 9035 -42
43 3620.00 0.2473 0 None Detected C 0 0.0004 <4.04 <0.0004 < 0.0004 9035 -43
MICHAEL A. GORYCKI, Ph.D. ROMAN PEYSAKJV Analyzed by: A proved by: LG
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 claim for data reported in structuresimm2. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to (including 95% • 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 confidence limits and laboratory and analysis accuracy and precision) is available upon request.
Accredited for NVLAP PLMITEM #101187-0. NY State ELAP #10879
Page 5 of 5 Tuesday, October 29, 2002
NYC-WTC 000131537
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