NYC-WTC_000210624

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: Mt. Ben Sallemi Received: 11/17/01 8:00:00 AM ATC Associates Inc 104 East 25th Street ATC Group#: 5907 New York NY 10010 Analysis Date: 11/19/01 Fax: (212)353-8306 Phone: (212)353-8280 Project: 225 Rector Place 225 Rector Place

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 Volume Analyzed Asb O.Sfi-S Sft (S/cc) (S/cc) Notes 1 1300.00 0.0674 0 NoneDetected 0 0 0.0044 <14.83 <0.0044 5907 -1

2 1300 00 0.0674 Not Analyzed 0.0044 Missing Filter 5907 -2

••aS 3 1300.00 0.0674 0 NoneDetected 0 0 0.0044 <14.83 <0.0044 5907 -3

4 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 5907 -4

5 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 < 0.0044 5907 -5

6 1300.00 0.0674 0 NoneDetected 0 0 0.0044 <14.83 <0.0044 5907 -6

7 1300.00 0.0674 0 NoneDetected 0 0 0.0044 <14.83 < 0.0044 5907 -7

8 1300.00 0.0674 0 NoneDetected 0 0 0.0044 <14.83 < 0.0044 5907 -8

MICHAEL GORYCKl MICHAEL A. GORYCKl, Ph.D

Analyzed by: Approved by:

' Disdaimen The laboratory is not responsrble for data reported in strudures/cc, which is dependent on volume collected by non-laboratory personnel. This 1^ only responsible ' for data reported in structures/innf. 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 Ths reports relates only to the samples reported above. Quality control data (including 96% confidence limits and laboratory and analyss' accuracy and prectsron) is available upon request

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

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NYC-WTC_000210624