'C-WTC
000126657
AMBIENT GROUP, ING.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211334
CLIENT: ZAR REALTY
LOCATION: 100 CHURCH STREET
TECHNICIAN: JOSEPH CIANCI
FIELD ID
LABORATORY ID
211334-6-5
DB2214
DESCRIPTION
GTH FLOOR: SETTLED DUST
211334-6-6
DB2215
6TH FLOOR: SETTLED DUST
DATE COLLECTED: 9/22/01
DATE RECEIVED: 9/22/01
DATE ANALYZED: 9/24/01
SAMPLE
CONSTITUENTS
CELLULOSE
FIBER GLASS
CEMENT DUST
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
PERCENT OF
SAMPLE **
10.0%
20.0%
10.0%
10.0%
30.0%
20.0%
100.0%
10.0%
10.0%
25.0%
30.0%
25.0%
100.0%
Signed for Ambient Group Inc. by,
TAREK FATA
ND - None Detected, NA = Not Analyzed, There are two (2) types of dustsample submitted for anatysis: Settled - Samples submitted on raperbul, Airborne • Semples submitted
n Air-O-Coll Cassetses. All resutts diaclosed in this report relate onty to the itema tested. No reproduction of all or any portion of this report shall occur without wittten approval
of 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 appicable regulations.
NYC 9/11 Public Portal Document
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126657Source: 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.