-WTC
000126719
AMBIENT GROUP, INC.
10 MORRIS AVENUE
GLEN COVE, NY 11542
DUST CHARACTERIZATION LABORATORY DATA REPORT
PROJECT ID: 211334
CLENT: ZAR REALTY
LOCATION: 100 CHURCH STREET
TECHNICIAN: JOSEPH CIANCI
FIELD ID
LABORATORY ID
211334-18-2
DB2254
DESCRIPTION
18TH FLOOR: SETTLED DUST
211334-18-3
DB2255
18TH FLOOR: SETTLED DUST
DATE COLLECTED: 9/22/01
DATE RECEIVED: 9/22/01
DATE ANALYZED: 9/24/01
SAMPLE
CONSTITUENTS
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGAINC MATTER
TOTAL
CELLULOSE
COTTON
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
PERCENT OF
SAMPLE **
40.0%
10.0%
30.0%
20.0%
100.0%
20.0%
10.0%
10.0%
30.0%
10.0%
20.0%
100.0%
Signed for Ambient Group Inc. by,
TAREK FATA
NO - None Derected, NA - Not Analyzed, There are two (21 types of dust semple submitted for anatyais: Setdied - Samples submitted on tapefouik, Airborne - Samples suomitted
in Air-O-Cel Cassettes. All rasutts disciosed in this report relate onty to the iterma tented. No reproduction of all or any portion of this report shall occur without written approvel
of Ambient Group Inc. Unlese otherwise direcied 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 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_000126719Source: 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.