NYC-WTC_000126640
AMBIENT GROUP, INC.
§5 WEST 39TH STREET
NEW YORK, NY 10018
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT: 211334 COLLECTED: 9/23/01
CUENT: Zar Realty DATE REC'D: 9/23/01
LOCATION: 100 Church Street TIME REC'D: 10:00 PM
TECHNICIAN: Joe Cianci ANALYZED: 9/23/01
FIELD ID # SAMPLE PERCENT OF
LABORATORY ID # DESCRIPTION CONSTITUENTS SAMPLE **
NYC 9/11 Public Portal Document
"4-11 4th Floor Settled Dust CELLULOSE 10.0%
DB2155 FIBER GLASS 50.0%
CEMENT DUST 40.0%
TOTAL 100.0%
*4-12 4th Floor Settled Dust CELLULOSE 10.0%
DB2156 FIBER GLASS 30.0%
GRAVEL ROAD DUST 20.0%
CARBON PARTICLES 20.0%
DECAYED ORGANIC MATTER 20.0%
TOTAL 100.0%
Signed for Ambient Group Inc. by,
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TAREK FATA
ND = None Detected, NA = Not Analyzed, There are two (2) types of dust sample submitted for analysis: Settied « Sampfes submitted on tape/bulk, Airbome = Samples submitted
in Air-O-Cell Cassettes. All results disclosed in this report relate only to the items tested. No reproduction of all of any portion of this report shall occur without written approval
of Ambient Group Inc. Untess otherwise directed by the Client, Ambient Group Inc. will retain the samples fisted in this report for five (5) days, after which time they may be disposed
of in accordance with applicable regulations.
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126640Source: NYC Law Department, mirrored locally
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.
Laboratory report characterizing settled dust composition at 75 Park Place collected on November 8, 2001, identifying constituents like cellulose and cement dust.