Chain of custody form, 100 Wall Street, Sep 2001

NYC 9/11 Public Portal Document

05/02/02 THU 12:38 FAX 212 657 8333 CITIBANK/CRS X1005

1 1 13"` Fir. Carbon 13t F1r, - 9:45 I Control 941 9:45 Control i Carbon 1 m Dioxide I Monixide ' Room Room 13 Fir. 13 Fir Comb. ydro n 9:45 Control l ' LOD I 9:45 Control LOD Gases HSulfick Room I~ Room 1? FIr. 13 Fir. Volatile 9:45Control Oxygen 20.7% ; 9:45 Control Organic LOD Room Room Comp. 13th F 1r. 9:50 SE Temp 77° 9tS0 130i Flr. SE Relative 39% Plenum Plenum Humidity 13th Fir. i f Carbon 13"' Fir. SE Carbon 9:50 SE Dioxide 5 5`I ppm 1 9:50 i Plenum Monixide I ppm Plenum 13Th Fir. 9:50 SE Comb. LOD ! 13"' Fir. SE hydrogen Caws 9:50 LOD Plenum Plenum Sulfide 13 Fir. f Volatile 9:50 SE Oxygen 20.7% 1 9:50 13 m Fir. SE I Plenum Organic LOD Plenum Comp. 13thFir. ' 9:53 ! NE Temp 76' 1 13`h Fir. NE Relative 9:53 1 35% ! Plenum Plenum Humidity 13 Flr. Carbon I 13" Fir. NE Carbon 9:53 i NE 553 PFm 9:53 1 ppm Dioxide i Plenum Monixide Plenum 13 Fir. Comb. 13'h Fir. NI Hydrogen LOD 9:53 NE LOD Gases Plenum I Sulfide Plenum 13th FIr• ++ Volatile 9:53 NE Oxygen 20,7% 9.53 13th Fir. NE f Organic LOD Plenum ! Plenum Com . 7th Fir. 11:11 SW Temp 72° 1 11:11 7"' FIr. SW Relative 40% Sect on j Section Humidity FIr. Carbon 7''' Fir. SW I Carbon 11:11 620 11:11 1 ppm Dioxide Section Monixide Section I 7 Flr- 11:11 Comb. Oa$es i 7u' Fir. SW Hydrogen SW LOD ++ 11:: i LOD Section Section Sulfide 7 Flr. I Volatile 7"' Fir. SW 11:11 SW Oxygen 20.8% 11:11 I Organic LOD Section Section I Coro. I

08/18/01. TL'E 08;28 (TXrRX NO 54671

NYC-WTC 000094828