Asbestos air sampling request, 100 Church Street, Feb 2003

NYC 9/11 Public Portal Document 0.3/01/200.3 00:40 212-238-2538 EMSL ANALYTICAL INC PA(5E 01/02

EMSL Analytical, Inc, 307 V/ost lain Straat, New York, NY 10018 Phons; (211!) 230-00S1 Fax: (212) 290-0056 Email: iwarthiKtanlablgCTOl.COW

Attn; TRC Environmental Consultants Customer ID; TRCE51 1430 Broadway Customer PC: 10th Floor 02/28/03 3:S5 PM Received: New York, NY 10018 Fax; (212) 221-7840 Phone: 212-221-7822 EMSL Order; 030303182 Project: 35052-0000-00017 I Naw York City Department /100 EMSL Project IO; Church St. I Ambient Analysis Date: 2/28/2003

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

LCD Fibers/ Fibers/ Sample Location Sample Date l^alume Fibers Fiehta (fib.'ec) cc Lfates

ZD022803ASBAI 20th Floor Exit to 2/28/2003 1533.33 <5,5 100 0,002 <7.0 <0.002 R2001 North Corridor 030303782-000)

2D022303ASBAI 20th Floor Exit to 2/28/2003 1527.02 <5.5 100 0.002 ^.0 <0.002 R2002 .South Corridor 030303)82-0002

2D022S03ASBAI 20th Floor Exit to 2/23/2003 1520,71 <5.5 100 0,002 <7.0 <0.002 R2O03 North Corridor 32-0003 2D022S03ASBAI 20th Floor Exit to 2/28/2003 1527.02 <5,5 100 0,002 <7.0 <0,002 R2004 South Corridor 030303132-0003

ZD022803ASeAi Blank 2/28/2003 0.00 <5.5 100 <7.0 FioW Blank RFB05 030303132-0005

Zeno Mezhoritsky Analyst Laboratory Manager or other approved signatory

Limit of Ofliedicn is 7 flMrs/mm', The oooraiory is not rssponiilWo for data reoortod in fibofs/sc. wnlch i: dopanaani on volumo oelleaad Oy non.laboralory oar.sonnw. ThU rooon fBlptos only to me tampio; reported above. Tris report may nol ba ropfoduoad, escact In Ml, without'urlllen approval by EMSL, AneiysiipetTormad by emslManhattan iny Stsm Elrp itii3oa. aiha aiojssi)

I 1

CITY_21MC100_012558158

NYC-WTC_000174574