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: l0/9,02 1:00:00 PM ATC Associates Inc. ATC Group N: 8930 104 East 25th Street Analysis Date: 10/13/02 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 :Von Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) O.S,u-S 5p (S/cc) (S/mm') (S/cc) Notes

A 4S 19 3600.00 0. 1236 0 None Detected 0 0 0.0009 <8.09 <0.0009 8950 -17

A 4N 20 3600.00 0. 1236 I None Detected 0 0 < 8.09 0.0009 <0.0009 Cellulose - I Structures 8950 -18

A 4N 21 3600.00 0.1236 I None Detected 0 0 0.0009 <8.09 <0.0009 Cellulose -1 Structures 8950 -19

A 4N 22 3600.00 0.1236 3 None Detected 0 0 0.0009 < 8.09 <0.0009 Gypsum -3 Structures 3950 -20

A 4N 23 3600-00 0.1236 0 None Detected 0 0 0.0009 <8.09 <0.0009

0 8950 -2! A 4N 24 3600.00 0.1236 10 None Detected 0 0 0.0009 < 8.09 <0.001)9 Cellulose -2 Structures, Gypsum - 3 Structures 8950 -22

A 4 25 3600.00 0.1236 0 None Detected 0 0 0.0009 <8.1)9 <0.01)09 8950 -23

A 4 26 361)0.00 0.1236 I None Detected 0 0 0.0009 < 8.09 < 0.0009 Cellulose -1 Structures 5950 -24

A 3S 27 3600.00 0.1236 2 None Detected 0 0 0.01)09 <8.09 Gypsum - 2 Structures <0.0009 8950 -25

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D. \nalyzed by:~~~~ pproved by

GGG -r G

Disclaimer The laboratory is not responsible for data reported in structures/cc, wnich is dependent on volume collected by non-laboratory personnel. T s only responsible for data reported in structures/mm' This report may not be reproduced, except in full, without wntlen approval by ATC Asscaates Inc. This 'epert may not be used to claim produr endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samoles reported above. Quality control data (inducing 35%

• confidence limits and laboratory and analysis' accuracy and precsioni s available upon request

Accrecited'or NVLAP PLWTEM #101187.3. NY State ELAP 10879

Sunday. October 13, 2002 Page 3 of b

NYC-WTC 000130018

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NYC-WTC_000130018Source: NYC Law Department, mirrored locally

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Asbestos TEM analysis data, 125 [name], Sep 2002 · Box DEP Box 38

NYC-WTC_000107682

Chain-of-custody form containing transmission electron microscopy results for asbestos fiber analysis at a DEP cleanup project dated September 2002.

13 shared non-person entities · 1 shared topics · similarity 0.996