Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 I • Phone: (212) 353-8280 Fax: (212) 353-8306

Attn: Benjamin Sallemi Received: 9/27/02 8:00:00 AEI ATC Associates Inc. ATC Group #: 8899 104 East 25th Street Analysis Date: 9/27/02 New York NY 10010

Fax:' (212)353-3599 Phone: (212) 353-8280

Project: DEP Clean-up Project #: 22906-0002 125 Cedar Street, New York, NY

Asbestos Fiber Analysis by.Transmissior Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed .4sb Type(s) .O.Sa-S Sp (S/cc) (S/mm') (S/cc) Notes

1 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8899 -I

22 ISOO.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8899 -2

1500.00 0.0450 0 None Detected 0 0 0.0048 < 22.24 <0.0048 99.j

4 1804.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 8899 -4

5 1804.00 0.0450 0 None Detected 0 0 0.0047 <22.24 <0.0047 8899 -i

11.ARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed bv: `~C~ ~~ proved by

Disclaimer. The laboratory is not responsible for data reported in structureslcc, which is dependent on volume collected by non-laboratory personnel. This la is only responsible for data reported in structurestmm'. 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 PLWTEM #101187-0, NY State ELAP #10879

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