Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

• ATC Associates 104 East 25 Street. New York. NY 10010 Phone 2l2) 353-5280 Fax:(212) 353-5306

Attrr: Benjamin Sallrmi Received: 9/28102 4:00:00 Pit ATC Associates Inc. ATC Group #: 8913 104 East 25th Street Analysis Date: 9/29/02 New York NY 10010 Fax: (212) 353-3599 Phone: (212) 353-8280 Project: DEP Clean-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 .-trea Von ,-Isbestos #Structures Sensitivity Concentration Sample Volume .4nalyzerl .asb Type(s) #•3«-5 5p (S/cc) (S/mm') (S/cc) :Votes

114 1200.00 0.0674 0 None Detected 0 0 0.0048 <: 1483 <0.004S 8913 -1

05 1200.00 0.0674 0 None Detected 0 0 0.0048 < 14.83 <0.0048 89/3 -?

6 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 39/3 -3

07 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 8fl/3 -d

119 1800.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0048 6913 -5

09' 1800.00 0.0450 0 None Detected 0 0 0.0048 < 22.24 <0.0048 8913 -6

I0 1800.00 0.0450 0 None Detected 0 0 0.1)048 <:22.24 <0.1)04S 89/3

ROMAN PEYSAKHOV MICHAEL A. GORYCKI. Ph.D.

Analyzed by: Approved by:

Disclaimer The laooratory is not responsible for data reported in structures/cc. which is dependent on volume coilec ed by non-laboratory personnel. This .ab is only responsible 'or data reported in stn ctures/mm'. This report may not be reproduced, except in full, without wntten 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 aoove. Quality control data (induaing 95% rocfidence limits and laboratory and analysis' accuracy and precision) is available upon request.

Acc:editec:or NVLAP PLM/TEM x101187.0. NY State ELAP 3108:9

Pai,e / of

NYC-WTC 000129916