AMBIENT GROUP, INC.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211334 DATE COLLECTED: 9/22/01
CLIENT: ZAR REALTY DATE RECEIVED: 9/22/01
LOCATION: 100 CHURCH STREET DATE ANALYZED: 9/23/01
TECHNICIAN: RAYMOND ACKER
NYC-WTC_000126730
RY ID DESCRIPTION
SAMPLE
CONSTITUENTS
PERCENT OF
SAMPLE **
4-9-13 {9TH FLOOR: SETTLED OUST CELLULOSE 10.0%
GRAVEL ROAD DUST 20.0%
CARBON PARTICLES 30.0%
DECAYED ORGANIC MATTER 40.0%
TOTAL 100.0%
4-9-14 | 9TH FLOOR: SETTLED DUST CELLULOSE 10.0%
GRAVEL ROAD DUST 20.0%
CARBON PARTICLES 20.0%
DECAYED ORGANIC MATTER 50.0%
TOTAL 100.0%
Signed for Ambient Group Inc. by,
qe ‘ ve
ta K Bes s
TAREK FATA
NO = None Detected, NA = Not Anatyzed, There are two (2) types of dust sample submitted for analysis: SETTLEDd = Samples submitted on tape/buik, Airborne = Samples submitted
in Ar-O-Coll Cassettes. Al resutts disclosed in this report relate only to the items tested. No reproduction of all or any portion of this report shell occur without written approval
of Ambient Group Inc. Uniass otherwise directed by the Client, Ambient Group inc. wil retain the sempies listed in this report for five (5) days, after which time they may be disposed
ofin i i
NYC 9/11 Public Portal Document
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126730Source: 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.