Chain of custody form, 21 West Street, Nov 2001

NYC 9/11 Public Portal Document FEB-28-2002 THU 1103 AM CLOSINGS 0 ROSE FAX NO. 212 210 6724 P. 10/42

JLC ENVIRONMENTAL CONSULTANTS, INC. York, New York 10003 200 Park Avenue South, Suite 1001, New Rhone: (212) 420-8119 FaX (212) 41t)-6092 Proles t No.: 01-2069043 Analyte: FIBERS E.LAP Lab Coda: 11029 ~a AssoolateeInc. DateRecOlvod! 1r'u1Al MI MUSH and AIHA Lab Code: 10427 200 Nz dieon Ave. 6th Hoar NVLAP Lab Code: 101953 Cate Anaiyzed; 10/19/ 1 No yorlt; NY 10016 Won 0. 0110A782 SUMMARY OF ANALYTICAL RESULTS }} 21 West Street, New York, NY _— _... ~I

aA l~ TIME(min) HOLUME(It - FIt31FlELD RESULTSWoo) COI t.lE0T D DESCRIPTION I LOCATION tR0 fi -

Section 120 1846 41100 o.001-cLOD y 04 fl Ambient! 6th Floor! Apt. 6M At the North _ -lgocr'r~r-- `- ~rTt e 't A dt1r~

120 1846 15/100 OA 020 Ambient/ 6th Floor/ Hallway Between Apt. 6E and 181.Qc1ol~er 6P A 6061

120 1846 2/100 <0,001<LOE 021 Ambient/ 3rd Fionr! Art. 3F1 At the North Section 1e-October of the Living Room A n4EtJ

120 1846 31100 :! 0.O0 (. O 022 Ambleritl 3rd 1100(1 Hallway! At the Entrance to ts.t)ptnbor the Laundry Room A

120 1640 3/100 <0.00i<L,QQ 923 Ambient/ Lobby! At rho Entrance to the Mail Room

A e064

120 1848 141100 Q, 4. 1194 Ambient! Lobby/ At the Entrance to the Clock )b-October Room A 8065

'. 1

KL4t3 = Less than limit of detection which Is 5.5 Fibersr 100 Fields fltp19 Artsixts.lay Voln1 c H.C.P. ( High Corm entrafion of Particles) eashive Phase Contrast Microsoapy (PCM) y01D2 a 00110aded August1994 NIOSH 7400 Method using "A" Countir Ru1ee. lasue 2 All t erripiee rtnalpzed in accordance with the iiitTti0WI1(tt11 Il: fi'IW9Ta (1ooum field diameter{, Oryrnpun PCM Model eH-2 with Wakan-Backe t Gratlaulo Laboratory IlirP.rdor Repot: Date: October 23, 2001 7400. Among other llivCations, this JLC la responeihha ter Only the Iber counts within the lirnitalians of the method described as NIOSH Any and all elms arising out of fibers and rrovk4ns nnly an estimate of asbestos oonoentration. method givae only en tndox of airborne agrees the cast of analyzing Samples, JLC accepts no other liability and the client JI.q's p+,alyeie of them samples era limited in recovery to In nook no uostz beyond the above. page 4 of 5

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