NYC-WTC_000126677
PROJECT:
CLIENT:
LOCATION:
TECHNICIAN:
FIELD ID #
LABORATORY
AMBIENT GROUP, INC.
55 WEST 39TH STREET
NEW YORK, NY 10018
DUST CHARACTERIZATION LABORATORY DATA REPORT
211334 COLLECTED: 9/23/01
Zar Realty DATE REC'D: 9/23/01
400 Church Street TIME REC'D: 10:00 PM
Bryan Brown ANALYZED: 9/23/01
SAMPLE
1D # DESCRIPTION CONSTITUENTS
PERCENT OF
SAMPLE *
8-N-07
DB2111
9-N-01
DB2112
ND = None Detected,
8th Floor NE Corner Desk At 1 Col. W, 1 Col. S. CELLULOSE
FIBER GLASS
CEMENT DUST
CARBON PARTICLES
TOTAL
Room 904 Conference Table CELLULOSE
FIBER GLASS
CEMENT DUST
CARBON PARTICLES
TOTAL
Signed for Ambient Group Inc. by,
10.0%
50.0%
30.0%
10.0%
100.0%
10.0%
50.0%
30.0%
10.0%
100.0%
ow Pe eee
iT mae
~
TAREK FATA
, NA = Not Analyzed, There are two (2) types of dust sample submitted for analysis: Settled * Samples submitted on tape/bulk, Airborne = 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 written approval
of Ambient Group
applicable regulations.
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
NYC 9/11 Public Portal Document
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126677Source: 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.