C-WTC_000126691
AMBIENT GROUP, INC.
55 WEST 39TH STREET
NEW YORK, NY 10018
PROJECT:
CLIENT:
LOCATION:
TECHNICIAN:
FIELD ID #
LABORATORY ID #
9126-10-10
DB2349
211335
Zar Realty
100 Church Street
Pete Schork
DUST CHARACTERIZATION LABORATORY DATA REPORT
COLLECTED:
DATE REC'D:
ANALYZED:
9/26/01
9/26/01
9/26/01
DESCRIPTION
10th Floor
9126-11-01
DB2350
11th Floor
SAMPLE
CONSTITUENTS
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
CHRYSOTILE
TOTAL
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
CHRYSOTILE
TOTAL
PERCENT OF
SAMPLE **
20.0%
30.0%
30.0%
20.0%
Trace
100.0%
20.0%
40.0%
30.0%
10.0%
Trace
100.0%
Signed for Ambient Group Inc. by,
TAREK FATA
ND = None Detected, NA = Not Analyzed, There are Iwo (2) types of dust sample submitted for analysis: Settled= Samples submitted on tape/oulk, Airborme = Samples submitted
in Air-O-Cell Cassettes. All results disclosed in this report relate only to the items tested. No reproduction of all or any portion of this report shall occur without waitten 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 applicable regulations.
NYC 9/11 Public Portal Document
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126691Source: 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.