NYC-WTC_000126679
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
100 Church Street TIME REC'D: 10:00 PM
Bryan Brown ANALYZED: 9/23/01
SAMPLE PERCENT OF
ID # DESCRIPTION CONSTITUENTS SAMPLE **
9-N-04
DB2115
9-N-05
DB2116
ND = None
in Air-O-Cell Cassatt
of Ambient Gro
of in accordance
Detected
9TH Floor Desk Opposite room 916 CELLULOSE 10.0%
FIBER GLASS 40.0%
CEMENT DUST 30.0%
CARBON PARTICLES 20.0%
TOTAL 100.0%
Room 919 Credenza CELLULOSE 10.0%
FIBER GLASS 40.0%
CEMENT DUST 40.0%
CARBON PARTICLES 10.0%
TOTAL 100.0%
Signed for Ambient Group Inc. by,
——" “e. a
LOL
TAREK FATA
hot apt
, NA = Not Analyzed, There are two (2) types of dust sample submitted for analysis: Settled « Samples submitted on tape/bulk, Airborne = Samples submitted
‘es. 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
inc. Unless otherwise directed by the Client, Ambient Group Inc. will retain the samples fisted in this report for five (5) days, after which time they may be disposed
ith 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_000126679Source: 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.
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.