NYC-WTC_000216390

NYC 9/11 Public Portal Document

Attn; Mr. Bernard Orlan Received; 2/17/02 9:00:00 PM N.Y.C. Board of Education ' 28-11 Queens Plaza North ATC Group#: 6717 Long Island City, NY 11101 . Analysis Date: 2/18/02 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 Area /\on Asbestos Structures Sensitivity Concentration Sample l^olume Analyzed Asb ’^ypels) (s/cc) (S/mm^) (S/cc) Notes 19 1944.00 0.0450 0 NoneDetected 0 0 0.0044 <22.24 <0.0044 6717-19

20 1952.00 0.0450 ,0 NoneDetected '..0 0- 0.0044 <22.24 <0.0044 6717 -20

21 1960.00 - 0.0450 0 None.Detected 0 0 0.0044 <22.24 <0.0044 67'17-21

MARK PEYSAKHOV MICHAEL A. GORYCK.I, Ph.D.

Analyzed by: .Apcroved^by

Disclaimer 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 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 PLMHEM #101187-0,'NY State ELAP #10879

CITY_21MC1OO_OO2876926

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