'C-WTC
_000126720
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: JOSEPH CIANCI
FIELD ID
LABORATORY ID
211334-18-4
D82256
DESCRIPTION
18TH FLOOR: SETTLED DUST
211334-18-5
D82257
18TH FLOOR: SETTLED DUST
DATE COLLECTED: 9/22/01
DATE RECEIVED: 9/22/01
DATE ANALYZED: 9/24/01
SAMPLE
CONSTITUENTS
CELLULOSE
FIBER GLASS
CEMENT DUST
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
CELLULOSE
FIBER GLASS
GRAVEL ROAD DUST
CARBON PARTICLES
DECAYED ORGANIC MATTER
TOTAL
PERCENT OF
SAMPLE •*
10.0%
20.0%
10.0%
20.0%
10.0%
30.0%
100.0%
10.0%
10.0%
20.0%
30.0%
30.0%
100.0%
Signed for Ambient Group Inc. by,
Fa:
TAREK FATA
ND - Nona Detected, NA - Not Anatyzed, There are two (2) types of dust sample submitted for analysis: Settled-Samples submitted on tape/bulk, Airborne - Samples submitted
in Air-O-Call Cassettos. All resutts disclosed in this report relate onty to the iems lested. No reproduction of all or any portion of this report shall occur without written approval
of Ambient Group inc. Uniess otherwise directed by the Clent, Ambient Group Inc. Will ratain the semples listed in this report for five 15) days, after which sime they may be disposed
ef in accordance with aoplicable regulations.
NYC 9/11 Public Portal Document
OCR can misread numbers and units. Confirm readings against the page image before using them.
NYC-WTC_000126720Source: 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.