NYC-WTC_000219921

NYC 9/11 Public Portal Document

03/09/2003 12:26 212-290-2538 EMSL ANALYTICAL INC PAGE 01/32

EMSL Analytical, Inc. 307 Weal 38th Streol, New York. NY 10018 Phone; (212) 230-0051 Fax: I212) 280.0068 Email; fnanhgttsni!)fai^.emsl.coni

Attn. TRC environmental Consultants Customer ID: TRCeSI 1430 Broadway Customer PO: 10th Floor Received: 03/08/03 12; 18 PM New York, NY 10018 Fax; (212) 221-7840 Phone; 212-221-7622 EMSL Order 030303661 Project. 35052-0000-00017 / Naw York City Law Department /100 EMSL Project ID; Church St./Ambient Analysis Date: 3/3/2003

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

LOD Flberi// Fiben/ Sample Loeailon Sample Date yotiime Fibers Fields (fib/ce) mm’ « J^oies

NA030703ASBAI 20th Floor 3/7/2003 2019.00 <5.5 100 0.001 <7.0 <0.001 R20Q1 030303881'0001

NA030703ASBAI 20lh Floor 377/2003 1615.00 <5.S 100 0.002 <7.0 <0.002 R2002 030303651-0002

NA030703ASBAI 20th Floor - Blank 3/7/2003 0.00 <5.5 100 <7.0 RoW Blank R2003 OJO3OJSSf-Oa32

Georgs Bobie Analyst Laboratory Manager or other approved signatory

Umii of ielesilon i: T ticiemirine. Tra Ijberaioiy is nol raspcnsible lor can ropartsa In f bafs/cc, •»hicn ij deosndoni an volunio selleciad by noiMBOorpiory parsonnol. Thia rapart ralaisj only ia me saraptaj leoanod above. Thia report may nol es ropzoOuCSd, except In full, wiptoul wriiion aponwal by EMSL. Analysis porfarmeb by EMSL Manh.ilian (MY Sials EtAP HI f SOS, AlMA *102581)

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NYC-WTC_000219921