ATC Associates asbestos fiber analysis report, NYC BOE, June 2002

NYC 9/11 Public Portal Document

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

Attn; Mr. Bernard Orlan Received: 6/2/02 5:00:00 PM N.Y.C. Board of Education ATC Group#: 7936 28-11 Queens Plaza North Analysis Date; 6/2/02 Long Island City, NY 11101

Fax: (212)475-4122 Phone: (212)477-8941 Project: New Stuyvesant H. S., 345 Chambers St., NY , NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CER Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.5/t-5 5ft (S/cc) (S/mm’) (S/cc) Notes

1 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7936 -I

2 1920.00 0.0450 0 NoneDetected 0 0 0.0045 <22.24 <0.0045 7956 .2

3 1920.00 0.0450 0 NoneDetected 0 0 0.0045 <22.24 <0.0045 7936-3

4 1920.00 0.0450 0 NoneDetected 0 0 0.0045 <22.24 <0.0045 7936 -4

5 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7936 -5

6 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 < 0.0045 7936 -6

7 1920.00 0.0450 0 NoneDetected 0 0 0.0045 <22.24 <0.0045 7936 -7

MARK PEYSAKHOV MICHAEL A. GORYCKl, Ph.D.

Analyzed by; .pproved by;

Disclaimer The laboratory is not responsible for data reported in structures/cc. which is dependent on volume collected by non-laboratory personnel.Ciisdabls only responsible , for data reported in structuresimmL 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 PLMTTEM #101187-0, NY State ELAP #10879

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