Cover page for TEM results and chain of custody, 110

NYC 9/11 Public Portal Document

I Attn: Mr. Michael Zovak Received: 12/16/01 7:00:00 AM Airtek Environmental Corporation I 39 W. 38th Sreet New York, NY 10018 ATC Group #: 6120

Analysis Date: 12/16/01 Fax: (212) 768-0759 Phone: (212) 768-0516 Project: Lions Head 110 Development LLC 110-120 Church St I Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area NO,, Asbestos Structures Sensitivity Concentration Analyzed Asb Type(s) 0.5p-5 5p (S/cc) (S/mm') _ (S/cc) Notes Sample Volume

34 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6120-l9

35 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 6120 -20

' 41 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6120-21

42 None Detected 0.0044 < 14.83 <0.0044

' 1300.00 0.0674 0 0 0 6120 -22

43 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044

l , . 6!20. 13 44 .

1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6120-24

I 45 6120 -25 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 - - <0.0044

1 MICHAEL A. GORYCKI, Ph.D. ROMAN PEYSAKHOV I Analyzed by: i pproved by:

J Disclaimer. The laboratory is not.responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is only for data reported in structures/mm'. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This responsible report may not be used to claim control data (including 95% product endorsement by NVLAP or any other agency of the U.S. Government This reports relates only to the samples reported above. Quality

I confidence limits and laboratory and analysis accuracy and

Accredited for NVLAP PLMITEM #101187-0, NY State ELAP #10879 precision) is available upon request

I NYC-WTC 000098378