Cover page for TEM results and chain of custody, 110

NYC 9/11 Public Portal Document

L_J Attn: Mr. Jim Marecki Received: 12/9/01 5:00:00 AM Airtek Environmental Corporation 39 W. 38th Street ATC Group #: 6070 New York NY 10018 Analysis Date: 12/10/01 ' Fax: (212) 768-0759 Phone: (212) 768-0516 Project: Lion's Head 110 Development, LLC 110 Church Street 1 Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed 1 by EPA 40 CFR Part 763 Final Rule (AHERA) Asbestos Analytical Area Non Asbestos Structures Sensitivity Concentration (S/cc) Notes

' 0.5p-5 SR Sanfple Volume Analyzed Ash Type(s) (S/mtn=J (S/cc)

009 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6070 -9

010 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 6070 -10

01 l 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044 6070 -11

None Detected 0 0 0.0044 < 14.83 <0.0044

' 012 1300.00 0.0674 0 6070 -12

013 1300.00 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044

I 6070-13

014 1300.00 0.0674 0 None Detected 0 0 0.0044 x1413 <0.0044 6070-14

I 015 6070 -IS 1300.00 0.0674 0 None Detected - 0 0 0.0044 < 14.83 <0.0044

016 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044 6070 -16

I '. 017 6070 -17 1300.00 0.0674 0 None Detected 0 0 0.0044 <14.83 <0.0044

018 0.0674 0 None Detected 0 0 0.0044 < 14.83 <0.0044

I 1300.00 6070-18

MICHAEL A. GORYCKI, Ph.D. ROMAN PEYSAKHOV • Analyzed by: pproved by:

I Disclaimer The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab for data reported in structureslmm2. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be is only responsible 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 confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Accredited for NVLAP PLM/TEM #101187-0, NY State ELAP #10879

NYC-WTC 000098349