Asbestos microscopy test results, NYC Law Department project, Mar 2003

NYC 9/11 Public Portal Document UinOL- IHPIHUV I J.'-.HL XIMU FALL 01/02

EMSL Analytical, Inc. J07 West 3ath street, New York, NY 10018 ► Phone: (212) 290-0051 F:.x: (.2121290-0068 Email: manhattanlab^ieiral.com

■ Attn: TRC Environmental Consultants Customer ID: TRCE51 1430 Broadvray Customer PO; 10th Floor New York, NY 10018 Received: 03/23/03 9:49 PM Fax: (212) 221-7840 Phone; 212-221-7322 EMSL Order 030304739 Project: 35052-0000-00017 / New York City Law Department / EMSL Project ID; Ambient Analysis Date: 3/24/03

Phase Contrast Microscopy (PCM) Fiber Count by NIOSH 7400, Fourth Edition, Issue 2, 8/15/94

t-QX> Fibers^ Fibers/ Sample Locacian Sample Dnie Volume Fibers Fields (flb/cc) mm^ cc Piffles

2D032303ASBAI 20th Floor N.W, Side 3/23/03 1539.64 7.0 100 0.002 8.92 0.002 R2001 ososoms-oooi 2D032303ASBAI 20th Floor N.E. Side 3/23/03 1545.95 <S.S 100 0.002 <7.0 <0.002 R2002 030304739-0002

ZDQ323Q3ASBAI 20th Floor N.W. Side 3/23/03 1527,02 <5,5 100 0.002 <7.0 <0.002 R20O3 30304739.0003

2D032303ASBAI 20th Floor N.E. Side 3/23/03 1514.40 6,0 100 0.002 7,64 0.002 R2O04 0303O473S-0O04

2D032303ASBAI 20th Floor N.W. Side 3/23/03 1533.33 10.0 100 0.002 12.74 0.003 R2005 030304733-0005

2D032303ASBAI 20th Floor N.E. Side 3/23/03 1 527.02 7.0 1 00 0.002 3.92 0.002 R2006 O3O3O4733-0C0S

ZD0323Q3ASBAI Field Blank 3723103 0.00 <5.S 100 <7.0 FiBia Blank RFB01 030304733-0007

Mike Meogsoon Analyst Laboratory Manager or other approved signatory

LuTil of is 7 fib^ro/Tin" The laborsi/^ry Is noi rcspcnaibi© Tor data roportod in nbera/cc which is aspanaant on volume coiiactBO Dy non-iecpAicry peraonnai. This report ralaies only io ina sample: repsrlaa abov^. This report may net be ropredijcea, ejcoeor, in full, withouc wfktan approval by EMSL Analysis pertormad by EMSL Mannamn (NY State EL>\P *<1 ISOe, AIMA JFTQSSei)

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