NYC-WTC_000201175

NYC 9/11 Public Portal Document

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

Attn: Mr. Bernard Orlan Received: 5/30/20 8:00:00 PM N.Y.G. Board of Education ATC Group #: 7909 28-11 Queens Plaza North Analysis Date: 5/30/02 Long island City, NY 11101 Fax: (212)475-4122 Phone: (212) 477-8941 project: PS 89M 201 Warren Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) .• Anafytical Asbestos Area Non Asbestos # Structures Sensitivity Coiiceiitration Sample Volume Analyzed Asb Type(s) 0.5p-5 5fi (S/cc) (S/innP) (S/cc) Notes

.701 7:7 1840.00 0.045'0 ' 0 None Detected lylo Yf 0 7' 0.0047 77<o.OO47 ■7' 7909 N

02 7 7:7' 7^ 70.0450 - 0 NoneDelected' 0 ' 0 O.OOAT <22,24'7 <0.0047 7909 -2777 7 7 7 77

■■ 037 7 1840700 7 0.0450: • 0 NonaOetected '7: 7 0 0 0.0047 <22.24 <0.0047 7909 -3

77 ■ P-tlYriY/A 184CI.0077- .0.0456:7:7 0 NoneDetected7 7 O ., 70 7 '' 0.0047 7 <22.24 <0.0047 7 777 7909 -^ 77

'7 ^^777- '7777^7^^^^^^^ 0 ■ None Detected - of 0 ‘ 0.0047 ' <22.24'7 7'<0.0047 7 7909.-577 '7 77777< 77,^7:, ,

.706 (A AY 1848.0077 0.0450' O- None Detected, ., 0 O ' 0.0046 <22.24 - <0.00467: 7909 -6 7

<:77184O.OO7 7 0.045 0 7 71 07, NoneDetected lO- 0? 0.0047 7 <22.24 7 <0.0047 '^€- 7909^-7 N'i.

Y MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: ' ’ : 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 la.b is only responsible for data reported in strLctures/mm’ 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 35% i confidence limits and laboratory and analysis'accuracy and precision) is available upon request.

Accredited for NVAP PLMHEM #101187-0, NY Stats ELAP #10879

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NYC-WTC_000201175