NYC-WTC_000215747

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 1/17/02 9:00:00 AM N.Y.C. Board of Education 28-11 Queens Plaza North ATC Group#: 6362 Long Island City, NY 11101 Analysis Date: 1/18/02 Fax: (212) 475-4122 Phone: (212)477-8941 Project: New StuyvesantH. S., 345 Chambers St., NY , NY Exterior and Interior of Building and Roof

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos Structures Sensitivity Concentration Sample l^olume Analyzed Asb 0.5fi-5 5fl (S/mm^) (S/cc) Notes 19 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6362 -19

20 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6362-20

21 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6362 -21

ROMAN PEYSAKHOV MICHAEL A. GORYCKl, Ph.D.

Analyzed by: Approved by:

Disclaimer The laboratory is not responsible lor data reported in struclures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in structures/mmL 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 S5% conHdence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLMZTEM #101187-0, NY State ELAP #10879

CITY_21MC100_002875019

NYC-WTC_000215749