NYC-WTC_000220489

NYC 9/11 Public Portal Document

/A Minority Business Enterprise

TESTWELL LAB0RAT0RIES3NQ 47 Hudson Street, Ossining, New York 10562 Total Commitment to Quality Tel: (914)-762-9000 • Fax: (914)-762-9638 • testwelllabs.com

Offices in Albany, NY Queens, NY CERTIFICATE OF LABORATORY ANALYSIS FOR ASBESTOS Woodbridge, NJ CONTENT Miami, FL

Transmission Electron Microscopy Results (TEM) Certifications & Accreditations

u iNSi'RAB Apartment #; 12C Result: <13.77 Structures per mm^2

Date Collected: 12/8/01 Date of Analysis: 12/11/01 ISO 9001 CKR-nFtm

Medium: Air Analytical Method: AHERA EPA 40 CFR Part 763

NVlAp According to the US EPA (40 CFR 763, Appendix A to Subpart E - NVLAP LAB CODE 200083-0 - Interim Transmission Electron Microscopy Analytical Methods - Mandatory and Nonmandatory - and Mandatory Section to Determine Completion of Response], the level of concern for asbestos is based on continuous exposure to more than 70 I X'l structures per square millimeter for an extended period of time.

AASHTO Pin This report is the confidential property of our clients. This certificate of analysis/report shall not be used by the client to claim product endorsement by National Voluntary Laboratory Approval Program (NVLAP) or any agency of the United States Government. This certificate of analysis/report shall not be reproduced in full, without the written approval of Testwell Laboratories, Inc. Copvrieht O 2001 Testwell Laboratories. Inc. NYS DOH ELAP #10871, 11142 & 11651 ■■h

A Deborah McCarl-Laboratory Director

Testvi'cli Laboratories. Inc. Ossining. NY is accredited by the American Industnal Hypipne Association (AIHA) m the indiisirial hx'g'ene pingram CERT. NO.'i00147

CITY_21MC100_002917995

NYC-WTC_000220489