AMBIENT GROUP, INC.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211355
CLIENT: PARAMOUNT GROUP
LOCATION: 180 MAIDEN LANE
TECHNICIAN: MIKE BORELLO
FIELD ID
LABORATORY ID
211355-01
DB1785
DESCRIPTION
5TH FLOOR: NE, OUTSIDE AIR INTAKE
DATE COLLECTED: 9/16/01
DATE RECEIVED: 9/16/01
DATE ANALYZED: 9/16/01
SAMPLE
CONSTITUENTS
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
CHRYSOTILE
TOTAL
PERCENT OF
SAMPLE **
30.0%
40.0%
8.0%
20.0%
2.0%
100.0%
Signed for Ambient Group Inc. by,
Tarektata
TAREK FATA
ND = Nona Desected, NA = Not Analyzed, Thera are two (2) types of dust sample submitted for analysis: Settled = Samples submitted on tape/bulk, Atborne • Sarples submitted
in Alt-O-Cell Cassettes. All results disclosed in this report relate only to the itams tested. No reproduction of all or any portion of this report shall occur without written approval
1 Ambient Group Inc. Unless otherwise directed by the Client, Ambient Group Inc. will retain the samples listed in this report for five (5) days, after which time they may be disposed
of in accordance with applicable regulations.
•
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NYC-WTC_000097387Source: 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.