NYC-WTC_000218985

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 3/26/02 8:00:00 PM N.Y.C. Board of Education ATC Group#: 7215 28-11 Queens Plaza North Analysis Date: 3/26/02 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 zlrea Non Asbestos # Structures Sensitivity Concentration Sample Analyzed Asb Type(s) 0.5fi-5 5ft (S/cc) (S/mm^) (S/cc) Notes

08 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -S

09 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -9

10 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -10

1 I 1840.00 0.0450 0, None Detected 0 0 0.0047 <22.24 <0.0047 7215 -Il

12 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -12

13 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -13

14 1840.00 0.0450 ■ 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -14

15 1840.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 7215 -15

16 1840.00 0.0450 0 None Detected 0 0 .0.0047 <22.24 <0.0047 7215 -16

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Apnioved by:

Disclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This laCrtfonly 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 PLM/TEM #101187-0, NY State ELAP #10879

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CITY_21MC100_000467166 NYC-WTC_0002 18986