NYC-WTC_000202826

NYC 9/11 Public Portal Document

New York Lab 307 West 381h Street, New York, NY 10018 EMSL Phone: 212-290-0051 Fax: 2122900058 Email:

Attn: CTSl-Consulting & Testing Services, Inc. Customer ID: CTSI50 622 Georges Rd. Customer PO: North Brunswick, NJ 08902 Received: 10/12/01 6:30 PM Fax: (732)729-1803 Phone: 732-729-1800 EMSL Order: 030106084 Project: 115 Broadway/All Floors EMSL Project ID: Analysis Date: 10/13/2001

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2, 8/15/94 LOD Fibers/ Fibers/ Sample Location Sample Dale Volume Fibers Fields (ftb/cc) mm’ cc Notes

13 11th floor in the 10/12/2001 1665.00 6.0 100 0.002 7.64 <0.002 middle 030106084-0013

14 12th floor in the 10/12/2001 1800.00 15.0 100 0.001 19.11 0.004 middle 030106084-0014

15 13th floor in the 10/12/2001 1800.00 <5.5 100 0.001 <7.0 <0.001 middle 030106084-0015

16 14th floor in the 10/12/2001 1820.00 <5.5 100 0.001 <7.0 <0.001 middle 030106084-0016

17 15th floor in the 10/12/2001 1800.00 <5.5 100 0.001 <7.0 <0.001 middle 030106084-0017

18 16th floor in the 10/12/2001 1785.00 6.0 100 0.002 7.64 <0.002 middle 030106084-0018

19 17th floor in the 10/12/2001 1300.00 10.0 100 0.001 12.74 0.003 middle 030106084-0019

20 18th floor in the 10/12/2001 1815.00 20.0 100 0.001 25.48 0.005 middle 030106084-0020

21 19th floor in the 10/12/2001 1800.00 <5,5 100 0.001 <7.0 <0.001 middle 030106084-0021

22 20th floor in the 10/12/2001 1815.00 <5.5 100 0.001 <7.0 <0.001 middle 030106084-0022

23 21th floor in the 10/12/2001 1815.00 8.5 100 0.001 10.83 0.002 middle 030106084-0023

24 22th floor in the 10/12/2001 1815.00 20.0 100 0.001 25.48 0.005 middle 030106084-0024

Thomas Michel Analyst Laboratory Manager or other approved signatory

Limit of detection is 7 fibere/mm’. 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 State ELAP #11606)

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CITY_DEP_WORBY_CANNATA_SUBP_000034947

NYC-WTC_000202827