NYC-WTC_000200185

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 11/17/01 5:40:00 PM N.Y.C, Board of Education 28-11 Queens Plaza North ATC Group #: 5915

Long Island City, NY lilOl Analysis Date: 11/17/01 Fax: (212) 475-4122 Phone: (212)477-8941

Project: Murray Bergtraum HS 411 Pearl Street NY, NY 1003 8

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 Valume Analyzed Asb 5fi (S/cc) (S/mm-) (S/cc) Nates 19 - 1908.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5915 -19

20 - 1908.00 0.0450 0 None Cetected 0 0 0.0045 <22.24 <0.0045 5915 -20

21 - 1917.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5915 -21

22 - 1935.00 0.0450 0 None Detected .0 0 0.0044 <22.24 <0.0044 5915 -22

23 - 1944.00 0.0450 0 None Cetected 0 0 0.0044 <22.24 <0.0044 5915 -23

24 - 1953.00 0.0450 0 None Detected 0 0 0.0044 < 22.24 <0.0044 5915 -24

25 - 1944.00 0.0450 0 None Detected 0 0 ' 0.0044 <22.24 <0.0044 5915 -25

ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Approved by:

Disclaimer: The laborato^ is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboraloiy personnel. This lab is only responsible f for data reported in structures/mmT This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim I product enoorsement 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 State ELAP #10879

CITY_21MC100_003266727

NYC-WTC_000200185