Chain of custody form, 21 West Street, Nov 2001

NYC 9/11 Public Portal Document FEB-28-2002 THU 11:11 AM CLOSINGS ® ROSE FAX NO. 212 210 6724 P. 22/42 Y~i ti

JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 1001, New York, New York 10003 Nhone: (212) 420-B119 Fax: (212) 420-6492 Project No.: 01-2089002 Race Associates inc. ELAP Lab Codes 11029 Analyta: FIBERS 200 Madison Ave, Ettt Floor NIo01I and All LA Lab Code; 100273 Date Re,~griv;J, 10/15(01 New York, NY 1001 NVLAP Lab Code: 101953 Date Analyzed: 10/16101 Baatch #-. 0110A741 SUMMARY OF ANALYTICAL RESULTS Pe: V^ _n - - 2! West Street New York, NY _ L

SAMPLE # Gu+.Lealtu l7ESCRIPTION I LOCATION TIME(minj VOLUME(I) FIB/FIEI4) RESULTS(f/ccj LAI$

001 Ambient/ Corridor/ 30th Floor/ Right Next to the 90 1365 0/100 0.002 12•t0otohc+r Entrance of Apartment 30C ,;. A 751;3

002 Ambient/ Inside/ 30th Floor! inside Apartment 90 1385 7/100 o.o 12-Coteber 3001 At the North Section of the Room A 7514

Oda Ambient! Corridor/ 25th Floor/ At the North 90 1385 61100 0,002 1:e-r.~Moper Section of the Corridor A 7515

: lf O4 Ambienl/ Corridor/ 25th Floor/ At the South 90 1386 8/100 0,003 12=C~ctobpr Section of the Corridor A 7618

005 Ambient/ 20th Floor/ At the North Section of the 90 1385 7/100 0.303 12•0otnber Apartment 206 A 7517 `5i 00 ArribianV 20th Floor! At the South Section of the 90 1385 8/100 0.003 • 1- et Corridor A751

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_~ Sam to Ai1alY yl>t b1 'LOD = Less than limit of detection which La 5.5 Ffbers/ 100 Raids Positivp f'haoe Corrtraat tdiQr ecopy (CPA) V0ID1 = H.C.P. ( High Conoentratini M partinies) VOIQ2 - overloaded M ►3gf 1 ti t P. r raison and Anaivsis;, ' . All lhirmplee anaiyaed in accordance with the NIOSH 7400 Method using "A" Counting Rules. issue 2, August 1994 inlrumbnFation, , Olyni nis PGM Moiel13F1.2 with Woiton-Hoc}:ett Gratioule (1)Dum field diameter), Laboratory Director Report Date: October 16, 2001 JLC Is ie5pors ihte for only the fi ber counts within the limitations of the method described as NIOSH 7400, Among other limitations, this meth Olv+Qa pay an Index or airborne fibers and provides only an cstlmale of asbestos concentration, Any and till claims arising out of JLC's analysl ii+hwa aamplar5 are ilmltaci lit rauinery to trw cost of analyzing samples. JL'. accepts no other liability and the client agrees to seek no costs b the above, Prage 1 of 5

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