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NYC-WTC_000220296

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000220296–000220297
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NYC 9/11 Public Portal Document

AMBIENT LABS, INC. 159 WEST 25TH STREET NEWYORK, NY 10001 BULK SAMPLE LABORATORY DATA REPORT

PROJECT: 0211512 COLLECTED: 11/5/2001 BATCH ID : 3426 SIGNED FOR AMBIENT LABS INC. BY; CLIENT: AMEX Towers DATEREC'D: 11/6/2001 LOCATION : 3 World Financial Center TIMEREC'D; 11:55 AM TECHNICIAN; CANCEL ANALYZED; 11/6/2001

PERCENTOF laboratory id field id SAMPLE SAMPLE ASBESTOS total SAMPLE NUMBER NUMBER COLOR DESCRIPTION PRESENT ASBESTOS CONSTIUTENTS

B2K91756 17-08A Gray TOP OF DESK HALLWAY NORTH EAST NAD 0.00 % (P) CELLULOSE: 20.00 % LIGHTING ZONE 78. MINERAL WOOL: 40.00 % NON-FIBROUS: 40.00 %

B2K91757 17-09A Gray TOP OF BOOK SHELF SHERMAN LEWIS. NAD 0.00 % (P) CELLULOSE ; 20.00 % MINERAL WOOL: 40.00 % NON-FIBROUS; 40.00 %

B2K91758 17-1OA Gray WILLIAM COHEN OFFICE TOP OF NAD 0.00 % (P) CELLULOSE: 30.00 % BOOKSHELF. MINERAL WOOL: 30.00 % NON-FIBROUS: 40.00 %

B2K91759 17-11A Gray THEODORE ROOSEVELY TOP DESKS. NAD 0.00 % (P) CELLULOSE: 30.00 % MINERAL WOOL; 30.00 % NON-FIBROUS : 40.00 %

B2K91760 17-12A Gray MAIN HALLWAY DESK. NAD 0.00 % (P) CELLULOSE ; 20.00 % MINERAL WOOL: 40,00 % NON-FIBROUS: 40.00 %

B2K91761 17-13A Gray ELEVATOR HALLWAY MAIN. NAD 0.00 % (P) CELLULOSE; 20.00 % MINERAL WOOL: 40.00 % NON-FIBROUS: 40.00 %

B2K91762 VOID Gray VOID. YES 0.24 % (P) CHRYSOTILE; TRACE n CELLULOSE: 30.00 % 1^ MINERAL WOOL: 30.00 % NJ NON-FIBROUS : 40.00 %

NAD “ No Asbestos Detected. Trace < 0.25 %. o (P) Analysis by Polarized Light Microscopy (PLM) NYS ELAP method 196.1 or EPA/600/R-93/116. (T) Analysis by Transmission Electron Microscopy (TEM) NYS ELAP method 193.4. Polarized o Light Microscopy is not consistently reliable In detection of asbestos in floor coverings and similar non-friable organically bound materials. Quantitative transmission electron microscopy is currently I the only method that can be used to determine if this material can be considered or treated as non-asbestos containing. No reproduction of all or any portion of this report shall occur without written o o approval of Ambient Labs, Inc. All results disclosed in this report relate only to the items tested. co NVLAP ID #101618. NYS ELAP ID # 10865. STATE OF CA ELAP ID # 2139. o co

NYC-WTC_000220296

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NYC-WTC_000220296Source: NYC Law Department, mirrored locally

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