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Chain of custody for air samples from 125 Water Street,

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Custody form documenting the transfer and analysis of air samples collected at 125 Water Street in September 2002.

NYC-WTC_000129725–000130035
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NYC 9/11 Public Portal Document

Attn: Benjamin Sallemi Received: 10/9/02 8:00:00 AM :\TC Associates Inc. ATC Group #: 8946 • 104 East 25th Street Analysis Date: 10/I 1402 New York NY 10010 Fax: (212) 353-3599 Phone: (212) 353-8280 Project: DEP Clean-up ATC 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 iVon Asbestos # Structures Sensitivity Concentration Sample Volume .4nalyzed .asb Type(s) 0.5,u-5 Su (S/eel (S/mm) (S/cc) iVotes

A -6N-35 3760.00 0.1236 4 None Detected 0 0 0.0008 <8.09 <0.0008 Glass -4 Structure 8946 -35

A -6S-36 3850.00 0.1236 22 None Detected 0 0 0.0008 <8.09 <0.0008 Cellulose - 7 Structures, Gypsum -15 8946 -36 Structures

A -6S-37 3840.00 0.1236 10 None Detected 1) 0 0.0008 <8.09 <0.0008 Cellulose .3 Structures. Glass • 7 Structure 8946 -3 7

A -6S-38 3830.00 0.1236 10 None Detected 0 0 0.0008 <8.09 <0.0008 Gypsum -10 Structures 8946 -33

A -6S-39 3820.00 0.1236 II None Detected 0 0 0.0008 < 8.09 <0.1)008 Cellulose -1 Structure. Gypsum • 10 Structures

0 946-39

A-6S-40 3810.00 0.1236 28 None Detected 0 0 0.0008 <8.09 <0.0008 Cellulose - 7 Structures. Gypsum .26 8946 -40 Structures

A-41 3800.00 0.1236 35 None Detected 0 0 0.0008 <8.09 <0.0008 Cellulose -1 Structures. Gypsum .34 8946 -4l Structures

A-42 3790.1)0 0.1236 24 None Detected t) 0 0.0008 < 8.09 <0.0008 Cellulose -3 Structures. Gypsum - 21 3946 -4. Structures

A-43 3800.00 0.1236 19 None Detected I) 0 0.0008 <S.09 <0.0008 Cellulose .2 Structures. Gypsum - 17 Structure 3946 -43

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

.analyzed by /Prov bv:

Cisclatmer: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This :a6-. only responsibre for data reported in structures/mm This report may not be reproduced. except in full. without written approval by ATC Associates Inc. This report may not oe used to claim product endorsement by NVL P or any other agency of the U.S. Government. This reperts relates only :o the samples reported above. Cuality control data tineueing 95% confidence limits and laboratory and analysis' accuracy and precision) s available upon request.

Accredited for NVLLP PLMITEM #101187-0. NY State ELAP x10879

Friday. Ocrober- /l. 2002 Page ; oJ'6

NYC-WTC 000130008

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NYC-WTC_000130008Source: NYC Law Department, mirrored locally

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