Asbestos TEM analysis request, 100 Church Street, July 2003

NYC 9/11 Public Portal Document

EMSL Analytical, Inc. 307 West 38th Street, flew York, NY 10018 Phone; (212)290-0051 Fax: (212) 290-0058 Email: [email protected]

Attn: TRC Environmental Consultants Customer ID: TRCE51 1430 Broadway Customer PO: 10th Floor Received: 07/17/03 3:03 PM New York, NY 10018 Fax: (212) 221-7840 Phone: (212)221-7822 030313033 EMSL Order: Project: 35052-0000-000201 New York City Law Department 1100 EMSL Project ID: Church St. 4th Floor Server Room Analysis Date: 7/18/03

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Area Analytical Asbestos # Structures Volume Analyzed Non Asbestos Sensitivity Concentration Sample (Liters) (ntm^) Asb Lype(s) >0.5p<S Z5p (S/cc) (S/nmC) (S/cc) Notes NAOTiTMiASBAr 1350.00 0.0600 0 None Detected 0.0048 <16.67 <0.0048 R01 030313033-0001

NA071703ASBAI 1341.00 0.0600 0 None Detected 0.0048 <16.67 <0.0048 R02 030313033-0002

Analyst(s) Jose Arriaga (2) Laboratory Manager or other approved signatory

Disclaimers: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is'only'responsible for data reported in structures/mraT This report may not be reproduced, except in full, without written approval by EMSL. This report must not be used to claim product endorsement As per 40 CFR 763, the initial screening test may not be applied to samples with collected volumes of <1200 liters Acer? dited for NVLAP PLM/TEM #101048-9, NY State ELAP #11506

■EM|\HERA-1 1 THIS IS THE LAST PAGE OF THE REPORT. f 1 i CONFIDENTIAL, SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT 2008 CITY_21 MCI 00_014659372

NYC-WTC_000177311