NYC-WTC_000202820

NYC 9/11 Public Portal Document

New York Lab 307 West 38th Street, New York, NY 10018 EMSL Phone: 212-280-0051 Fax; 2122900058 Email:

Attn: CTSI-Consulting & Testing Services, Inc. Customer ID: CTSI50 622 Georges Rd. Customer PC: North Brunswick, NJ 08902 Received; 10/01/01 8:15 PM Fax: (732) 729-1803 Phone: 732-729-1800 EMSL Order: 030105239 Project: 115 Broadway / 22nd Floor EMSL Project ID: Analysis Date: 10/1/2001

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 LOD Fibers/ Fibers/ Sample Location Sample Date Volume Fibers Fields ffib/ccj mm’ cc Noles

01 Trinity Level Center 10/1/2001 1440.00 12.0 100 0.002 15.29 0.004 030105239-0001

02 22nd Floor West side 10/1/2001 1520.00 29.0 100 0.002 36.94 0.009 030105239-0002

03 22nd Floor East side 10/1/2001 1520.00 39.5 100 0.002 50.32 0.013 030105239-0003

04 22nd Floor West side 10/1/2001 1000.00 43.0 100 0.003 54.78 0.021 030105239-0004

05 22nd Floor East side 10/1/2001 1000.00 31.0 100 0.003 39.49 0.015 030105239-0005

06 Trinity Level / West 10/1/2001 1800.00 6.0 100 0.001 7.64 0.002 side 030105239-0006

07 Trinity Level / Center 10/1/2001 1800.00 10.0 100 0.001 12.74 0.003 030105239-0007

08 Trinity Level / East 10/1/2001 1800.00 16.0 100 0.001 20.38 0.004 side 030105239-0008

09 22nd Floor West side 10/1/2001 1800.00 11.0 100 0.001 14.01 0,003 030105239-0009

10 22nd Floor Center 10/1/2001 1800.00 14.0 100 0.001 17,83 0.004 030105239-0010

11 22nd Floor East side 10/1/2001 1800.00 8.0 100 0.001 10.19 0.002 030105239-0011

12 Blank 10/1/2001 0.00 <5.5 100 <7.0 Field Blank

030105239-0012

Ram Yallabandi Analyst Laboratory Manager or other approved signatory

Limit of detection Is 7 fibers/mnY. The laboratory Is not responsible for data reported in fibers/cc. which is dependent on volume collected by non-laboratory personnel. This report relates only to the samples reported above. This report may not be reproduced, except in full, without written approval by EMSL. Analysis performed by EMSL Manhattan (NY Slate ELAP #11506)

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CITY_DEP_WORBY_CANNATA_SUBP_000034914

NYC-WTC_000202820