Chain of custody for air samples from 125 Water Street,

NYC 9/11 Public Portal Document

Attn: Fred Burkhardt Received: 9, 14,02 3:00:00 AM A I'C Associates Inc ATC Group ": 8835 • 104 East 25th S~eet Analysis Date: 9. 1:-02 New Fork NY 10010 Fax: (212) 353-3599 Phone: (212) 353-S280 Project: DEP Cleaan-up Project }: 22906-0002 125 Cedar Street

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERa) .Analytical Asbestos Area ;Von .Asbestos Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.~u-5 ju (.S/Cc) (S/min=) (S/cc) Notes

43 1500.00 Not Analyzed Overloaded with oaruculates 8835 -44

49 1500.00 Not Analyzed Overloaded with particulates 88,J -5

b0 1500.00 Not Analyzed Overoaded with particulates 8835 •46

5'1 1500.00 0.0562 0 CHRYSOTILE 6 4 0.0046 177.94 0.0457 8875 -17

a2 1500.00 0.0562 0 CHRYSOTILE 0 I 0.0046 17.79 0.0046 335 -t8 40 j4 1500.00 0.0562 0 CHRYSOTiLE I 2 0.0046 53.35 00137 X4835 -49

55 1:00 00 0.0562 0 CHRYSOTILE I I 0.0046 35.59 0 0091 83)? . 0

56 1500.00 0 0562_ 0 None Cetected 0 0 0.0046 ; 17.79 <0.0046 3311 •5,

1500.00 0.0562 0 None Detected 0 0 0.0046 <I 7.79 <0.0046 8835 -52

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D - Anurvzed dv.. approved by

3sc:anne• - e aocraror, s'ct •esccns.cie 'Cr iata reortea n strut: res;cc. Nnicn s :eoencent )n ,owme :diet:e,- 9v -cr. accraicty :ersonr.el. Thus ,, rr. res:cns;cie •cr :ata -'ecore, .n sucuresdnrn - iis 'e:crt may not :e recrocucac excect n 'Ud. Nimcut Nntter acCfcval :v 1-3 Assoc:aces nc -iis •eocrt may nct 3e ;sea •c :aim :rccuc: enccr m,ent :v'IVL.; :r any :ther agency ci :ne ..S. ovemment. This eccrs •rates :my :c :he -.armies 'eccnea ssocve. 2uaiiry :onlrcl ]ata inc:t c;rg --"a :cnilcence ;imrs anc .acoratery ant analysis accuracy ane crec;son; :s avanacle :can -ecues:

ac:refined xr?IbL:p .)N'?bl d:G::8--;. NY State CLIP 410879

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NYC-WTC 000129739