Air quality sampling report, 111 Broadway, Oct 2001

NYC 9/11 Public Portal Document

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Attn: CTSI-Consulting & Testing Services, Inc. Customer ID: CTSI50 622 Georges Rd. Customer PO: North Brunswick, NJ 08902 Received: 10/07/01 3:00 PM Fax: (732) 729-1803 Phone: 732-729-1800 EMSL Order 030105622 Project 111 BROADWAYIENTIRE BLDG EMSL Project ID: Analysis Date: 10/7/01

Fiber Analysis of Air Samples via NIOSH 7400, Revision 3, Issue 2,8/15194 LOD Fibers/ Fibers/ Sample Location Sample Date Volume Fibers Fields (fib/cc) mm' cc Notes 01 21ST FLR CENTER 10!7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-0001 02 20TH FLR CENTER 10/7/01 1800.00 9.5 100 0.001 12.1 0.003 030105622-0002 03 19TH FLR CENTER 10/7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-0003 04 18TH FLR CENTER 10/7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-0004 05 17TH FLR CENTER 10/7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-0005 06 16TH FLR CENTER 10/7/01 1830.00 <5.5 100 0.001 <7.0 <0.001 030105622-0006 07 15TH FLR CENTER 10/7/01 1815.00 <5.5 100 0.001 <7.0 <0.001 030105622-0007 08 14TH FLR CENTER 10/7/01 1815.00 <5.5 100 0.001 <7.0 <0.001

09 13TH FLR CENTER 10/7/01 1860.00 <5.5 100 0.001 <7.0 <0.001 030105622-0009 10 12TH FLR CENTER 10/7/01 1860.00 <5.5 100 0.001 <7.0 <0.001 030105622-0010 11 11TH FLR CENTER 10/7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-0011 12 2ND FLR CENTER 10/7/01 1800.00 <5.5 100 0.001 <7.0 <0.001 030105622-W12

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Analyst Laboratory Manager or other approved signatory

m.amm w aemewun w r rweraennr. i ne iaoorawy is no responsame Tor aam reports in ttoersicc, woman is aeperaent an volume relates only to the samples reported above. This report may not be reproduced, except In full, without written approval by EMSL, Analysts performed by EMSL Manhattan (NY state ELAP #11808)

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NYC-WTC 000132965