Chain of custody form, 21 West Street, Nov 2001

NYC 9/11 Public Portal Document FEB-28-2002 THU 11 15 AM CLOSINGS 0 ROSE FAX NO. 212 210 6724 P. 30/42 JLC ENVIRONMENTAL CONSI JI .TANTS, INC. 200 Park Avenue South, Suits 1001, New York, New York 10003 Phone- (212) 42n.R11g FRx: (212) 420.6092 Project No.: 01.2089 ELAP Lab Code: 11U'2U Analytic TIBER8 RONAssociates NIOSH and AiHA Lab Code: 100273 Date Received: 1015)2001 200 Madison Avecnucs Date Analyzed: 1015/2001 WVLAP Lab Code: 101953 New York, N 10 183901 eert~h #: 01104888 SUMMARY OF ANALYTICAL RESULTS _ 21 Want Street, Now YorkNY *

' $AMPLE $ ISESI RIPTInN sr ncATION TiME(min) VOLUMC(fl FIB/FIELD RESULTS(flcc) LAIg 0

120 1837.8 4/100 0.001 001 Amblenb Corridor/ 30th Floor! Between Apt. 30D 05. cttiber and Laundry Room v A 6935

Ambient! Corridor/ 30th floor! Next to Stair B. 120 1837.8 3/100 0,001 002 05• actobiir A 90311 i 003 Ambient) Corridor! 25th Floor/ Next to Apt 25D 120 1837.8 5!100 0.00 ,•< C15.hrtstbs~r A $937

Ambient/ Corridor! 25th Floor! Next to Apt. 26A 120 1837.8 4/100 0001 004 ~' Ut;~tictvk~~r A G93Q.

Q05 Ambient! Corridor/ 20th Floor/ Between Elevator 120 1837 8 4!WC 0001 4 t]tober and Service Room

Ambient! 20th Floor! Corridor/ Next to Apt. 20H 120 1837.8 31100 0.001 006 G5-tJctobc r A 5940

Sample Analysis by: <LOU R t-es& than limit or detection which Ic C+.d Flbars/ 100 Fulda VOID) a H.C.P. ( High Concentration of Particles) I'oMlive Pharse Contrast Microscopy (PCM) votty = nvRdnndRd f+Aothnd of Ssr1r IJ 1, 9 2ar$ion and Anoiyais: Altaiainptes criAlyzed in accordance with the NMO5i-i 74nn Mlnthnil ordnp "A" Counting Rules. Issue 2. August 1994 (n5lnurant:itiott: w..,.. Z1'"ffl~tifi It Olympus PCM Model l P12 with Walton•8ecicctt Gratloule (100um field dlameter), Laboratory Director Report Date: October 6, 2001 ,11.0 is rvsponaihrn for only the Aber cu ante within the tirnitatieno of the method desonbed as NIOSH 7400. Among other limitations, this method gives only en indox of airborne fibers and provides only an estimate of asbestos concentration, Any and all claim& arising out of recovery to the cost of analyzing samples. JLC accepts no other liability and the client JL,C's ermlysie Alf th'iso aomplee are limited In agie s to seek rio coats beyond the above, I Page 3 of 7

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