AMBIENT GROUP, INC.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211334 DATE COLLECTED: 9/22/01
CLIENT: ZAR REALTY DATE RECEIVED: 9/22/01
OCATION: 100 CHURCH STREET DATE ANALYZED: 9/23/01
CHNICIAN: RAYMOND ACKER
NYC-WTC_000126729
TORY ID DESCRIPTION
SAMPLE
CONSTITUENTS
PERCENT OF
SAMPLE **
aaa
} 9TH FLOOR: SETTLED DUST
GRAVEL ROAD DUST
CARBON PARTICLES
30.0%
30.0%
NYC 9/11 Public Portal Document
DECAYED ORGANIC MATTER 40.0%
TOTAL 100.0%
{9TH FLOOR: SETTLED DUST CELLULOSE 10.0%
GRAVEL ROAD DUST 20.0%
CARBON PARTICLES 30.0%
DECAYED ORGANIC MATTER 40.0%
TOTAL 100.0%
Signed for Ambient Group inc. by,
a iat f 7 se
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TAREK FATA
NO = None Detected, NA = Not Analyzed, There are two (2) types of dust sample aubmitted for analysis: SETTLEDd = Sampies submitted on tspe/bulk, Airborne = Samples submitted
in Al-O-Cot Cassettes. All resutts disclosed in this report relate only to the ems teated. No reproduction of all or eny portion of this report shall occur without written approval
Of Ambient Group Inc. Uniess otherwise directed by the Chant, Ambient Group inc. will retain the samples listed in this report for five {5} days, after which time they may be disposed
of in
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126729Source: 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.