NYC-WTC_000220476

NYC 9/11 Public Portal Document

z4 M/ncrity Business Enterprise

til TESTWELL" LABORATORIES, INC. 47 Hudson Street, Ossining, New York 10562 Total Commitinenl to Quality Tel; (914)-762-9000 • Fax; (914)-762-9638 • testW6illabs.com

Qfficesjn Albany. NY Queens, NY CERTIFICATE OF LABORATORY ANALYSIS FOR ASBESTOS Woodbridge, NJ CONTENT Miami, FL

Transmission Electron Microscopy Results (TEM) Certifications Accreditatim_s

Apartment 5B Result: <13.77 Structures per mm^2 ANSpRAB

5A5 ISOWI CKRTintO Date Collected: 12/7/01 Date of Analysis: 12/10/01

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

NVU^ According to the US EPA {40 CFR 763, Appendix A to Subpart E - NVI..AP L .AH CODE 2G0Q83-0 - 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 structures per square millimeter for an extended period of time. AAtinro PIT 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. Copyright £> 2001 Testwell Laboratories. Inc. NYS DOH ELAP #10871, 11142 & 11651

DeoorahM^arl-Laboratory Director

Teshveli Lahoinlorips. Inc OssininQ NY is accrediUfd by the Amnncnn InOustnai Hya'cne Association (AlHAi Hic ■■uliiSiritnwa/ene pi-xvam CFPT NO 1001^7

CITY_21MC100_002917887

NYC-WTC_000220476