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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 ATC Associates Inc. ATC Group #: S946 104 East 25th Street Analysis Date: 10/11/02 . vew York NY 10010 Fax: (212) 353-3599 Phone: (212) 353-8280 Project: DEP Clean-up ATC Project i*: 22906-0002 125 Cedar Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TENT) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area :Von Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed .-1sb Type(s) 0. 5p-5 5,u (S/cc) (S/mm') (S/cc) ,Votes

A-7S-26 3740.00 0.1236 10 CHRYSOTILE I 0 0.0008 8.09 0.0008 Cellulose -4 Structures, Gypsum .6 Structures 3946 -26

A-'S-27 3730.00 0.1236 10 CHRYSOTILE 3 0 0.000S 24.26 0.0025 Cellulose -1 Structures. Gypsum .9 Structures 3946 -27

A-7S-28 3720.00 0.1236 8 CHRYSOTILE 0 I 0.0008 8.09 0.0008 Cellulose .3 Structures. Gypsum .5 Structure 3946 -28

A-7S-29 3710.00 0.1236 23 CHRYSOTILE 0 I 0.0008 8.09 0.0008 Cellulose -1 Structures. Gypsum - 22 8946 -29 Structures

A-7S-30 3700.00 0.1236 4 None Detected 0 0 0.0008 <8.09 <0.0008 Cellulose -2 Structures, Gypsum - 2 Structure

* 946 -30

A-6N-31 3790.00 0.1236 30 None Detected 0 0 0.0008 <8.09 <0.0008 Cellulose -6 Structures. Gypsum - 24 Structure 3946 -3/

A-6N-32 3780.00 0.1236 28 None Detected 0 0 0.0008 <.8.09 <0.0008 Cellulose -1 Structures. Gypsum -27 .1946 -32 Structures

A-6N-33 3770.01) 0. 1236 16 None Detected 0 0 0.0008 < 8.09 <0.001)8 Cellulose - 2 Structures. Gypsum - 14 8946 -33 Structures

A-6N-34 3870.00 0.1236 16 None Detected 0 0 0.0008 < 8.09 <0.0008 Cellulose.-. Structures. Gypsum - 9 Structure 3946 -34

MICHAEL A. GORYCKI. Ph.D. MARK PEYSAKHOV Analyzed by ,,/~ ~ A roved by: '

G4- Disclaimer- The laboratory is not responsible for data reported in struc:uresra, wnicn is dependent on volume collected by non-laboratory personnel. This :a only responsible 'or data reported in structures/mm' This report may not oe reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used !o claim product endorsement oy NVLAP or any other agency of the J.S. Government. This reoerts :eiates omy .o the samples reported above. Cuality control data tinc!uding 95'b confidence limits and laboratory and analysis' accuracy and precision) :s availaole upon request.

Accredited or NVLAP PLMITEM #101187.0, NY State ELAP 410879

Friday. October 11. 2002 Page 4 oJ•6

NYC-WTC 000130007

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NYC-WTC_000130007Source: NYC Law Department, mirrored locally

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