NYC-WTC_000210442

NYC 9/11 Public Portal Document

Attn: Mr. Michael Zovak Received: 12/20/01 4:00:00 AM Airtek Environmental Corporation 39 W. 38th Sreet ATC Group#: 6152 New York , NY 10018 Analysis Date: 12/20/01 Fax; (212) 768-0759 Phone: (212) 768-0516 Project: Lions Head 110 Development LLC 110 Church Street

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos /Irea Non 'Asbestos Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.5fi-5 5ft (S/cc) (S/mm^) (S/cc) Notes 044 1300.00 0.0674 Not Analyzed 0.0044 Filter is missing 6152 -29

045 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 <5152-30

MARK PEYSAKHOV MICHAEL A. GORYCLl, Ph.D.

Analyzed by: Approved by:

Disclaimer The laboratory is not responsible for data reported in structures/co, which is dependent on volume by non-laboratory personnel. This lab is only responsible for data reported in stnjctures/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 PLM/TEM #101187-0, NY State EUP #10879

CITY_DEP_WORBY_CANNATA_SUBP_000021259

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