Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

Attn: Fred Bu:harit Received: 9%14.02 ::00:00 ..-\3I ATC Assoc:aces Eric. ATC Group 4: 3335 104 East 25th Street Analysis Date: 9 15,02 New York NY 10010 Fax: (212)353-3599 Phone: (212)353-3230 Project: DEP Cleaan-up Project T: 22906-0002 125 Cedar Street

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHER-k) Analytical Asbestos Area ,Von Asbestos x Structures Sensitivity Concentration Sample J plume .4naly:ed .4sb Type(s) O.-u-5 5fr (S.cc) (S/mm) (S/cc) Notes

37 240000 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8.3., -35

33• 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8835 -$6

41 2400.00 0.0450 0 CHRYSOTILE 0 2 0.0036 44.48 0.0071 8835 -3'

42 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8835 -38

4' 2400.00 0.0450 0 CHRYSOTILE I 0 0.0036 22.24 0.0036 •35 -39

44 <22.24 2400.00 0.0450 0 None Detected 0 0 0.0036 <0.0036 583i -s0

2400 u0 0 0450 0 None Detectea 0 0 0 0036 <22 24 <1) 0036

4t~ 2400.00 00450 0 None Detected 0 0 0.0036 <22.24 <0.0036 3835 -42

2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 1335 -43

MARK PEYSAKHOV MICHAEL A. GORYCK;. Ph.D

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