NYC-WTC_000222375

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 5/27/02 6:00:00 PM N.Y.C. Board of Education ATC Group#: 7887 28-11 Queens Plaza North Analysis Date: 5/27/02 Long Island City, NY 11101 Fa.x: (212)475-4122 Phone: (212)477-8941

Project: PS 89M 201 Wanen 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 l^oliime Analyzed Asb Type(s) 0.5fi-S 5ft (S/cc) (S/mm^) (S/cc) Notes

08 1805.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7387 -8

09 1814.50 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 .9

10 1871.50 0.0450 0 None Detected 0 0 0.0046 <22.24 <0.0046 7887 -10

II 1862.00 0.0450 0 None Detected 0 0 0.0046 <22.24 <0.0046 7887 -II

12 1805.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 -12

13 1814.50 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 -13

14 1814.50 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 -14

15 1805.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 -15

16 1805.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7887 -16

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Approved by: X-.

Oisdaimer: The laboratory is not responsible for data reported in structores/cc, which is dependent on volume collected by non-laboratory personnel. This laoTs only responsible for data reported in structures/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 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLM7TEM #101187-0. NY State ELAP #10879

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NYC-WTC_000222376