NYC-WTC_000200307

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 6/2/02 6:10:00 PM N.Y.C. Board of Education ATC Group#; 7935 28-11 Queens Plaza North Analysis Date: 6/2/02 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 i^giume Analyzed Asb Type(s) 0.5fi-5 5/1 (S/cc) fS/mm^) (S/cc) Notes

08 . 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7935 -8 -.

09 1920.00 0.0450 0 1. NoneDetected 0 0 0.0045 <22.24 <0.0045 7935 -9

10 1920.00 0.0450 0 NoneDetected ' 0 0 0.0045 <22.24 <0.0045 793S -10

77. 11 .. 1920.00 0.0450 0 None Detected 0 0 . 0.0045 <22.24 <0.0045 ,/■ 7935 -11

12 ’ 1920.00 0.0450 0 ■ None Detected, : 0 0 0.0045 . <22.24 <0.0045 .7935 -/2

13- 1920.00 < 0.0450 0 None Detected : 0 0 0.0045 <22.2A <0.0045 7935 -73

' '4' ■/■ 1920,00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 29ii -14

15 1920.00 0.0450 0■ None Detected 0 0 0.0045 <22.24 <0.0045 7935

1920:00 0.0450 0 NoneDetected 0 0 0.0045 <22.24 <0.0045 7'4-7W5- -/(j/i 4:1

MARK PEYSAKHOV MICHAELA. GORYCKJ, 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, rmiab is only responsible for 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 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 PLMrtEM #101187-0, NY State ELAP #10879

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NYC-WTC_000200308