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: 10/31/02 9:30:00 PM ATC Associates Inc. ATC Group #: 9045 104 East 25th Street Analysis Date: 11/1/02 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) 0.5u-S 5,u (S/cc) (S/m&) (S/cc) (S > 5p/cc)
20 3600.00 0.2473 02 CHRYSOTILE 8 3 0.0004 44.48 0.0048 0.0013 9045 -8
21 3600.00 0.2473 02 CHRYSOTILE 9 3 0.0004 48.53 0.0052 0.0013 9045 -9
22 3600.00 0.2473 02 CHRYSOTILE 6 2 0.0004 32.35 0.0035 0.0009 9045 -10
•
ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.
Analyzed by: ' Approved by:
Disclaimer. The laboratory is not responsible for data reported in structuresicc, which is dependent on volume collected by non-laboratory personnel. This ;ab is only responsible for data reported in structures/mm2. This report may not be reproduced, except in full, without 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 #10879
Friday, November 01, 2002 Page 2 of 2
NYC-WTC 000131635
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