ATC 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: 6/14/02 8:30:00 PM N.Y.C. Board of Education ATC Group#: 8109 28-11 Queens Plaza North Analysis Date: 6/15/02 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 CFR Part 763 Fin al Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) O.Sft-S 5fi (S/cc) (S/ntm^) (S/cc) Notes

1 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8109 -1

2 1920.00 0.0450 0 None Detected 0 0 0,0045 <22.24 <0.0045 8109 -2

3 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8109 -3

4 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 S!09 -4

5 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8109 -5

6 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 S/09 -6

7 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 8109 -7

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: iprov^ by:

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

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