NYC-WTC_000202816

NYC 9/11 Public Portal Document

New York Lab EMSL 307 West 38th Street, New York, NY 10018 Phone: 212-290-0061 Fax; 2122900058 Email:

Attn: CTSI-Consulting & Testing Services, Inc. Customer ID: CTSI50 622 Georges Rd. Customer PO: North Brunswick, NJ 08902 Received: 10/21/01 9:10 PM Fax: (732)729-1803 Phone: 732-729-1800 EMSL Order. 030106706 Project: 111 Broadway/Entire Bldg/AQ EMSL Project ID: Analysis Date: 10/22/2001

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 LOD Fibers/ Fibers/ Sample Localion Sample Date Folume Fibers Fields ffib/cc) mm’ cc Notes 01 nthFI-WesVHallway 10/21/2001 1680.00 <5.5 100 0.002 <7.0 <0.002 030106706-0001

02 10thFI-West/Hallway 10/21/2001 1800.00 <5.5 100 0,001 <7.0 <0.001 030106706-0002

03 9th FI-WesVHallway 10/21/2001 1680.00 <5.5 100 0,002 <7.0 <0.002 030106706-0003

04 Sth FI-WesVHallway 10/21/2001 1800.00 <5.5 100 0.001 <7.0 <0.001 030106706-0004

05 7th Fl-West/Hallway 10/21/2001 1820.00 <5.5 100 0.001 <7.0 <0.001 030106706-0005

06 6th Fl-West/Hallway 10/21/2001 1815.00 <5.5 100 0.001 <7.0 <0.001 03010670&0OO6

07 Sth Fl-West/Hallway 10/21/2001 1920.00 <5.5 100 0.001 <7.0 <0.001 030106706-0007

08 4th FI-EasVHallway 10/21/2001 1680.00 <5.5 100 0.002 <7.0 <0.002 030106706-0008

09 3rd FI-EasVHallway 10/21/2001 1694.00 <5.5 100 0.002 <7.0 <0.002 030106706-0003

10 2nd Fl-East/Hallway 10/21/2001 2054.00 <5.5 100 0.001 <7.0 <0.001 030106706-0010

11 21stFI-East/Hallway 10/21/2001 2040.00 <5.5 100 0.001 <7.0 <0.001 030106706-0011

12 20th Fl-East/Hallway 10/21/2001 1936.00 <5.5 100 0.001 <7.0 <0.001 030106706-0012

Dawnette Branson Analyst or other approved signatory

Limit of detection is 7 libers/inin". The laboratoiy is not responsible for data reported in fibers/ec. which is dependent on volume collected by non-laboratory personnel. Thia report relates only Io the samples reported above. This report may not be reproduced, except in full, without written approval by EMSL Analysis performed by EMSL Manhattan (NY State ELAP #11606)

:ci 1

A J ri'-. CITY_DEP_WORBY_CANNATA_SUBP_000034883

NYC-WTC_000202816