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Asbestos fiber analysis results by TEM, April 2002
Machine-extracted title · confidence 95%Laboratory data sheet from ATC Associates presenting transmission electron microscopy results for asbestos fiber analysis at a high school.
NYC-WTC_000179473–000179475Page image
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NYC 9/11 Public Portal Document
Attn: Mr. Bernard OrIan Received: 4/6/02 3:00:00 PM N.Y.C. Board of Education ATC Group#: 7342 28-11 Queens Plaza North Analysis Date: 4/6/02 Long Island City, NY lllOl Fax: (212) 475-4122 Phone: (212)477-8941 Project: New Stuyvesant H. S. , 345 Chambers St,, NY , NY
Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) O.Sft-S Sfi (S/cc) (S/mm^) (S/cc) Notes
8 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -8
9 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -9
10 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -10
11 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -II
12 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -12
13 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7342 -13
14 1920.00 0 0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7342 -J4
15 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -!5
16 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7342 -/6
MICHAEL A. GORYCKl, Ph.D. MARK PEYSAKHOV
Analyzed by: fpproved by:
Disclaimer; The laboratory is not responsible for data reported in structures/co, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in structures/mmi 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 (or NVLAP PLM/TEM #101187-0, NY State ELAP #10879
Page 2 of 3
CONFIDENTIAL, CITY_21MC100_003459657
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
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