Chain of custody form, 100 Wall Street, Sep 2001

NYC 9/11 Public Portal Document

05/02i02 TRU 12:58 FAX 212 657 8333 CITIBANK/CRS t l004

j 14$Wlr. ' I Comb. I 14~` Flr. SW Hydrogen 9:25 LOD 9:25 LOD Gases j Corner Sulfide Corner 14 Flr. ~, Volatile 9:25 SW I ON+~8en ! 20.4°'0 t4 Stu ~ 9:25 Organic LOD Corner ; Corner

I I Camp. 14th FIr. [4W 9:30 NE Temp. 9.30 ]=1r. NE Relative 45% 73° -

Corner I Corner Humidity

9:30 14th Fir. NE ' 1 622 ppm + - ti 9:30 140i Fir. NE Carbon I 1 ppm Dioxide Corner Monoxide Corner 14th Fir. Comb. + 14th Fir. NE ! Hydrogen 9:30 NE LOD I LOD Gases 9:30 Corner Sulfide Corner 14 Fir. ++ ' 4th Volatile 9:30 NE I Oxygen 20.4% 9:30 NE F~' Organic l LOD Corner f Corner Co p. 21 Flr. Temp. 21'` Flr. SW Relative 9:38 I 5W 73 o I 9:38 44%0 1 Cotner j Corner j Humidity 215 FL. + Carbon 2l' Flr. SW Carbon 9:38 SW ! 593 ppm 1 9:38 T~iuxide I Corner i Monixide 1 ppm Corner Comb. + 9:3 S 21st Fir. SW Hydrogen I 9:38 2 SW { LOD Gases Corner Sulfide LOD Corner 21s Fir. Sc Volatile i .9:38 SWOxygen 20.4% 2I Flr. SW i 9:38 Corner Organic LOZ) Corner Comp. j 215 Fir. 9:42 NE I Temp. j 73° 21 Flr. NE ; Relative ! 9:42 1 44?/° Corner Corner Humidity 21 FLr 9:42 NE Carbon 559 ppm 9 42 21St Flr. NE~ Carbon I 1 ppm Dioxide Corner Monoxide Corner I 21NTEir ~ i Comb. 2 t Fir. NE Hydrogen LOD 9:42 I LOD 9:42 Gases Corner Sulfide Comer ! 2I Fir. Volatile 9:42 NE Oxygen 20.6% f 21f' FIr. NE 9:42 Organic LCD Corner Corder Co 13 Flr. 13 Flr- 9:4S Control Temp 75° Relative i 9.45 Control Room i Room I Humidity

09/18/01 TUE 08:28 (TI/RX NO 54571

NYC-WTC 000094827