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Asbestos fiber analysis summary, PS 89M, Feb 2002

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Summary sheet of TEM asbestos fiber analysis results for PS 89M samples received on February 25, 2002.

NYC-WTC_000185667–000185668
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NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street. New York. NY’ 10010 Phone: (212) 353-8280 Fax: (212) 353-8306

Attn: Mr. Bernard Orlan Received: 2/25/02 6:00:00 AM N. Y.C. Board of Education ATC Group#: 6832 28-11 Queens Plaza North Analysis Date: 2/26/02 Long Island City, NY 11101 Fax: (212)475-4122 Phone: (212)477-8941 Project: PS.89M 201 Warren Street, New York, NY Playground, Roof All Floors Hallway

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 GER Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample t'olunie Analy’zetl Asb Type(s) O.Sfi-S 5fl (S/cc) (S/mm^) (S/cc) Notes

01 1840.00 0.0450 0 NoneDetected 0 0 0.0047 <22.24 <0.0047 6832 -1

02 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -2

03 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -3

04 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -4

05 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -5

06 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -6 '

07 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 6832 -7

08 1840.00 0.0450 0 NoneDetected 0 0 6.0047 <22.24 <0.0047 6832 -8

ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed 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 isofily responsible tor data reported in structures/mmT This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to clam 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 PLIWTEM #101187-0, NY State ELAP #10879

CITY_21MC100_003108284

NYC-WTC_000185667

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NYC-WTC_000185667Source: NYC Law Department, mirrored locally

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