NYC-WTC_000209885

NYC 9/11 Public Portal Document

JAN-2?-2002 ;.6:a- -!S EPP 1212 537 3998 F.08 TEM Asbestos (air) Count Sheet SUibplc UlUQ aiuSy/cd

Client Name; North Atluniic Laboratories, Inc. IcLfc 201102414 Volume fillers): I 200.0 Lab Samnle # 01 Filter Type / Pilfer A real MCE 38.5 mm2 Client Sample#: 1 Grid Opening Size; O OlOOO Received: 10/15/2001 15:08:57 Are,;! Examined, 0.10000 mm2 Date Arjalvzod: 10/18/2001 Magoilkate 20.000 Scope # Accelerating Voltage: 100 KeV Analy.si.s Performed by; Olci5n Miissey * "’Grid"■ Lungih Widifi I^Kaiton OlKniiig Fiber JXM Fiber TyiK MorjilMlbgy libs Oi’icni. -SAKU Fhoio

B6-4/6C R6-4/6R 2 ) NSU Nsn nu U6-4/0F 3 NSD u B0'4/6G 4 N.SD u B6.4/6H .5 NSD u rt7.4/.1C 6 1 .1,3 0.1.S Chry.sotlie Cluster Mg, Si, Pe / 37-4/.1E 7 NSD u n7-4/,ip a N.SD u B7-4/.1C» 9 NSD u U7.4/3H 10 1 C3 0.10 Cbiysutilu Matrix Mg. Si, Fe /

N.SC; Nt) AsbcSK'S .Slitjclhcos Detected Cnmments Sii uctui'e Density Conceniraiion Total firid Openings; IO (.str/inm2) (str/cc air) Grid Evaluation Chrysotile Asbestos S'lrucrm'es; 2 20.0 n,<Mki4 KI Grid Openings Covered > 50% Ampliilxilo A,s1)C,S£O.s Structures; 0 <10 <0.0032 KJ Intact Grid Opening > 50% Asbestos Structures >=.5 micron.^; I 10.0 !).UO32 13 Undissolvcd Filter < 10% Total Non-Asboslos Structures: 12 Folded Replica < .50% Toiiil Asbestos Structures; 2 20.0 O.(X)64 12 Filter Loading < 10% Analytical Sensitivity. in O.(X)32 12 Particulate Even

CITY_DEP_WORBY_CANNATA_SUBP_000002538

NYC-WTC_000209885