NYC-WTC_000199580

NYC 9/11 Public Portal Document |l/21/2003 13;44 212-221-8303 ’ ■TRC ENVIRONMENTAL CO PAGE 09/12 CJnau. WJMMuy ( iCOL INC PAGE 03/0q

EMSL AnaJyticaf, Ine. 307 Woat ifltti Svnet, Seta Vartt, nV 1W1B Phono: 2lMa0A0S1 ^^ F<oc: 211^00088 Email; iBannvlMnla^Gmcl.^fn

AHn: TRC EfivimrimCrtal Consultants CJstomer iO; TRCESI 1430 Broadway CiidJgmar PO: 10th Floor New York, MY 10018 Received: 01/1 S/Ca 5:32 AM Pax: (212) 221»7a4C Pftone: 212-221-7822 EMSt Order 030300968 Prejecl; 35022-0000-0001G t NEW YORK CITY LAW EM5L Project IO, OEPARTIMEWT/ OFFICE EQUIPMENT SIMULATION AIR sampling /4<} WORTH STREET. ATM AWO1CTH FLOORS, NEW YORK. NEW YORK Analysis Date; 1/20/03

Asbestos Analysis of Air Samples by Transmission Electron Microscopy via WIOSH Metood 7^02 1 ffon AlbvtUa tFoOiait /iilusruf >itbater yiibafW Saaijile fLtlerf) Fibas F/CC T/frrfi) Fibcrt iPlal F/ct }^9iei

NA011903ASBOS 1193 2 0.002 HAI 002 1X30300983.0001

NA01l903ASaOS 1198 1 0,002 0 <0.002 HAI 003 03O3CC3SB.O0O3

NIOSH 7402 method only reports Ubers »» Sum in length and >= 0,25ynn in width. This rnethed nsquires 2 field blank analyses per set. Since no blanKx were analyzed, the result are not bUnK corrected. Averoga number of asbestos fibers on held blanks: n/a Average number cf non-asbastoa fibere on field blanks; n/s I I I

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NYC-WTC_000199580