Asbestos PCM and TEM analysis results, DEP Clean-up Project, Oct

NYC 9/11 Public Portal Document

ATC @002

ATC Associates 104 East. 25 Street, Nev/ York, NT iOOW Phone: (212) 353-8280 Fax (212)353-8306

.Attn; Bcntitnin Saliciiu Received; ICVS/OI 11; 10:00 AM ATC Associates Inc Arc Group#: 8943 IM Fast 25tin Stisef Analysis Date; 10/09/02 New York btY 10010

fax: (212) 353-3599 Phone; (212) 353-8280 rrnjeut; DEP Clean-up ATC Project#; 22906-0002 125 Cedar Street, New York. NY

EPA PCMe Method Via Transmission Electron Microscopy !\(in .isbviton PCMe Axbeiias PCM Asiestoi rishetitof M of (T£M} Sample kbluitir PiSeri p/cc Typefi) Fibers total F-’ce I'Jities

FH-01 3850 00 3 0.00’ Nape DsJected 0 0 *0.0002 Cslltiose ■ 3 Stiuctutas Sb4) -I

PH-02 ■ 3840.00 3 o.coi None Deiectea 0 0 <0.0002 CeHalosa -3 Structures i'SuJ

PH-03 3330,00 ■i 0.00! None Deiected 0 0 <0.0002 Cellulose - 3 Slrjctures S94J -3

Pl-WM 382O.OC 4 0 001 None Oetected 0 0 <0 0002 Cellulose - 4 Structures

PH-05 3810.00 0,001 Nona Osiected 0 0 c 0.0002 Ceilutosa -z StTuCtlfSS S94J .J

I-N-06 3820.00 0.301 None Oetected 0 0 <0.0002 Cellulose - 3 Struerrw, Glass-’ Sruci'ure -p

*2N-d7 38iO.C0 0 001 None C-stedea 0 c <0.0002 Cellulo.56.3 Structures 394: -7

MARK PEYS^OV / MICHAEt A GORYCRl, Ph.D.

Approved by

ATC is not 'esponsibte (a data taponeti in fibers/cc, wnicti is aepender.i or. wlorn* coiiacted bit non-leeoratofy personnel. The above report rsiates only to the items testeo. 'This report tnay not be repiwluced, «cept in luA without written app'oual oy ATC Associates inc. AAstysis periowteD fay ATC Associates lx .NY ELAF #10879). ‘^orty Gnd Ocenngs from each of ths samples were exartiined far scuctares greater than Spin ienglh ard bavins a iingth.;o-wiWi ratio j.’jater than 3:1

f-yeditday. October ! 6, ?l)f}2 / of S

NYC-WTC_OOO181882 CITY_21MC1OO_OO9369695