-WTC
_000126728
AMBIENT GROUP, INC.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211334
CLIENT: ZAR REALTY
LOCATION: 100 CHURCH STREET
TECHNICIAN: RAYMOND ACKER
FIELD ID
LABORATORY ID
211334-19-09
DB2201
DESCRIPTION
19TH FLOOR: SETTLED DUST
211334-19-10
DB2202
19TH FLOOR: SETTLED DUST
DATE COLLECTED: 9/22/01
DATE RECEIVED: 9/22/01
DATE ANALYZED: 9/23/01
SAMPLE
CONSTITUENTS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
PERCENT OF
SAMPLE **
30.0%
40.0%
30.0%
100.0%
10.0%
10.0%
20.0%
30.0%
30.0%
100.0%
Signed for Ambient Group Inc. by,
2304
TAREK FATA
ND - None Derected, NA - Not Anairzed,There are two (2) types of dust sample submitted for anatysis: SETTLEDd - Samples submitled on tape/bulk, Airbome • Samples submitted
in Air-O-Cell Cassettos. 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 Inc. Unless otherwise directed by the Client, Ambient Group Inc. will retain the semples 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_000126728Source: 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.