Asbestos air sampling request, 100 Church Street, March 2003

NYC 9/11 Public Portal Document

0.3/08/200.3 12:26 212-290-2533 EMSL ANALYTICAL INC PAGE 01/02

EMSL Analytical, Inc. 307 Went 33th Slr.-dL New York, MY 10013 feivisC Phone: (212)230-0051 Fax: 1212)290.0058 Email: [email protected]'n

Attn. TRC Environmental Consultants Customer ID; TRCES1 1430 Broadway Customer PO: 10th Floor Received; 03/03/03 12;13 PM New York, NY 10018 Fax: (212)221-7340 Phone; 212-221-7822 EMSL Order 030303661 Project: 35052-0000-000171 Naw York City Law Department 1100 EMSL Project ID: Church St. I Ambient Analysis Date; 3/8/2003

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

WD Fibers/ Fibers./ Sample Lucation Sample Date Voliime fiben FiMs (fib/cc) mm’ cc Noles NA030703ASBAi 20th Floor 3/7/2003 2019.00 <5.5 100 0.001 <7.0 <0.001 R20Q1 030303681-0001

NA03Q703ASBAI 2Qlh Floor 3/7/2003 1615.00 <S.S 100 0.002 <7.0 <0.002 R2002 030303861-0002

NA030703ASBAI 20th Floor - Blank 3/7/2003 0.00 <5.5 100 <7.0 Fiold Blank R2003 030303fiS1-0003

George Bobie Analyst Laboratory Manager or other approved signatory

Ufnif cf Selection i-1 fibersic^rn^- Tfie /pbenalory is not rdspons/bla lai-eats rapariGe In Iba/s/ep.wbiaa ii espaneontan valisma calleciail by aoil-laDDfstory peisoonol. 7h|.9 report relates only ts me somplas repartat above. This report may not oe roproducad, oxiepl In lull, wiihpui wriiion approsui by EMSL Analysis porfamted by SMSL Menh.-jUan (NY Slale ElAP (rilMC, AWA ttiojsai)

'Cl 1

CITY_21MC100_012558168

NYC-WTC_000174583