NYC-WTC_000126704
AMBIENT GROUP, INC.
55 WEST 39TH STREET
NEW YORK, NY 10018
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT: 211334 COLLECTED: 9/25/01
CLIENT: Zar Realty DATE REC'D: 9/25/01
LOCATION: 100 Church Street TIME REC'D: 8:51PM
TECHNICIAN: Peter Schork ANALYZED: 9/26/01
FIELD ID # SAMPLE PERCENT OF
LABORATORY ID # DESCRIPTION CONSTITUENTS SAMPLE **
NYC 9/11 Public Portal Document
925-14-07 14th Floor CELLULOSE 25.0%
DB2280 COTTON 5.0%
FIBER GLASS 40.0%
CEMENT DUST 20.0%
CARBON PARTICLES 10.0%
TOTAL 100.0%
925-14-08 14th Floor CELLULOSE 10.0%
DB2281 ; FIBER GLASS 40.0%
CEMENT DUST 30.0%
GRAVEL ROAD DUST 10.0%
CARBON PARTICLES 10.0%
TOTAL 100.0%
925-14-09 14th Floor CELLULOSE 30.0%
DB2282 FIBER GLASS 20.0%
CEMENT DUST 30.0%
GRAVEL ROAD DUST 10.0%
CARBON PARTICLES 10.0%
TOTAL 100.0%
Signed for Ambient Group Inc. by,
en A StL Fe
TAREK FATA
ND = None Detected, 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. Ail 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 Inc. Untess 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
of in accordance with applicable regulations.
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126704Source: 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.