ATC Associates Asbestos analysis report cover, Dec 2001

NYC 9/11 Public Portal Document

.Attn; Mr Bernard Orlan Received; 12,-11/01 9:00:00 PM N .Y.C Board of Education 28-11 Queens Plaza North ATC Group#; 6080 Long Island City, NY 11101 Analysis Da te: 12/12/01 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 Final Rule (AHERA) Analytical Asbestos Non Asbestos Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) O.S/i-5 Sft (S/cc) (S/mm-) (S/cc) Notes 19 1928.00 0.0^50 0 None Detected 0 0 0.0044 <22.24 0.0044 6080 -19

T) 1928.0C 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6080 -20

21 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6080 -21

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D,

Analyzed by: Approved by:

Oisclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in stnjctures/mmT This report may not be reproduced, except in full, without written approval by ATC Associates Inc. "his report may not be used to claim oroducl 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 Slate ELAP #10879

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