NYC-WTC_000200273

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 3/31/02 7:00:00 PM N.Y.C. Board of Education ATC Group#: 7285 28-11 Queens Plaza North Analysis Date: 3/31/02 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) Analytical Asbestos Area Non . Asbestos # Structures Sensitivity Concentration Sample O'olume Analyzed Asb Type(s) O.Sfi-S 5fl fS/ccO fS/cc) Notes

08 1880.00 0.0450 0 None Detected 0 0 0,0046 <22.24 <0.0046 7285 -8

09 ISSO.OO 0.0450 0 None Detected - 0 0 0.0046 <22.24 <0.0046 7285 -9

10 ' 1880.00 0.0450 0 None Detected 0 0 0.0046 <22.24 <0.0046 7285 -10

11 1880.00 0.0450 0 None Detected 0 0 0.0046 <22.24 <0.0046 7785 -If

12' 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7285 -12

13 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24' ■ <0.0045 7285 -13

14.1 1920.00 0.0450. 0 NoneDetected 0 0 0.0045 <22.24. <0.0045 7285 -14

15 . I 1920.00 0.0450 O' None Detected ' 0 0 0.0045 ■ <22.24 . <0.0045 7285-15

IS 1920.00 0.0450 0 None Detected, 0 0 0.0045 <22.24 <0.0045 7285 -16

MARK PEYSAKHOV MICHAEL A. GORYCKI. Ph.D.

Analyzed by: .Approved by:

Disciaimsr: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by nonriaboratoty personnel. This lab is only responsible for data reported in structures/rr,m7 Thia report may not be reprcduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim - product endorsement by NVLA? or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 93% confidence li.mits and iaDoratory and analysisAccuracy and precision; is available upon request.

; Accreditee far NVLA? PLM/TEM #101137-0, NY State ELAF #10879

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NYC-WTC_000200274