Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

} Attn: Fred Burkhardt • Received: 918102 4:00:00 PM ATC .Associates Inc. ATC Group #: 8859 104 East 25th Street Anahsis Date: 9 2002 lea York Y 10010 Fax: (212) 353-3599 Phone: (212) 353-8280 Project: DEP Cleaan-up Project fi: 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 .4sbestos Area Non Asbestos # Structures Sensitivity Concentration Sample I'olume Analyzed Asb Type(s) o.Sp-5 5, (S/cc) (S/mm') (S/cc) Notes

11 2300.00 0.0450 0 None Detected 0 0 0.0037 <22.24 <0.0037 .c,c59 .,r

12 2300.00 0.0450 0 None Detected 0 0 0.0037 <22.24 <0.0037 5v -9

2300.00 0.0450 (I None Detected 0 0 0.0037 22.24 <0.0037 5. 59 -II)

2300.00 0.0450 0 None Detected 0 0 0.0037 < 22.24 <0.0037 SS59 -//

1680.00 0.0562 0 CHRYSOTILE 0 I 0.0041 17.79 0.0041 8S39 ./2

16 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8859 -/3

17 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 SS59 -14

2400.00 0.0450 0 NoneDetectea 0 0 0.0036 <22.24 <0.0036~~\ .S59 -15

19 2400.00 0.0450 0 None Detected 0 0 0.0036 < 22.24 <00036 85'59 -16

ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by:

Disclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collAnon-laboratory personnel. This lab is only esponsible 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 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 PLM/TEM #101187.0. NY State ELAP #10879

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