Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

ATC Associates y 104 East 25 Street. New York. NY 10010 Phone:(212)353-82S0 Fax:(212) 353-5306

Attn: Fred Burkhardt Received: 918/02 4:00:00 PM - ATC Associates Inc. ATC Group #: 8859 104 East 25th Street Analysis Date: 9:•20/02 New York NY 10010

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

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

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 Spmple l olume Analyzed Asb 7:vpe(s) O.5p-S Si (S/cc) (S/mm') (S/cc) Notes

U4 2+00.00 0.0450 0 None Detected 0 0 (1.0037 %22.24 <0.0037 8859 -/

(►5 2300.00 0.0450 0 None Detected 0 0 0.0037 <22.24 <0.0037 8859 •'

(i6 2300.00

0 0.0450 0 None Detected 0 0 0.0037 <22.24 <0.0037 8839-3

0r 2357.50 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8359 -4

08 2300.00 0.0450 0 None Detected 0.0037 0 0 <22.24 <0.0037 8859 -5

(►9 2300.00 0.0450 0 None Detected 0 0 0.0037 < 22.24 <0.0037 8659 -6

1(1 2300 00 00450 0 None Detected 0 0 0.0037 <2224 <0.0037 8659

ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: v

oedby: c:c_i ::7 Disclaimer. The laboratory is not responsible for data reported in structures/cc, which is dependent on volume colle /non-laboratory personnel. This lab only is nsible for data reported in structures/mm'. This report may not be reproduced, except in fun, 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 PLM9 EM #101187-0. NY State ELAP x10879

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