NYC 9/11 Public Portal Document
It,'. ca Si . 1r,
(YATC
New York. New York 10010
vwvw.etc enviro corn
212 353.8280
Fax 212.353 8306
A& S O C I A T E& I N C
December 3, 2001
ALC Environmental
115 W. 30th Street
New York, NY 10001
Attn: Mr. Joshua Sarett
Re • Report of TEM Analysis
Dear Mr. Sarett:
microscopy ,TEM)
Following are the results of transmission electron
analysis of air samples from our Group No. 60i2.
Client: Gateway Plaza Mngt. Corp.
385 South End Ave.
Project Name: Building 500 at Gateway Plaza -
Location: 3rd Floor
Samples received: 12/01/01
transmitted today
These results will confirm and document the dataconformance with the
performed in strict
to you. The analyses were 30, 1997) for
methodology of the AHERA Final Rule (CFR October
are as indicated on the
clearance of abatement sites. The results
attached document.
function of air volume
Results reported as Struct/cc are a
collected in the field and are, as such, not verifiable by this
This report may be reproduced only in its entirety and
laboratory.
laboratory. If the pcst-
not without p__o: permission of this may be
inside samples pass, toe response action
abatemen.t
have been completed. The analyses were supervised by
considered to
Dr Mic^:ae_ A 1c 5 : yc' i . Direc`:.o. of Electron Microscopy
ab `as received full
We are pleased to note that our TEN
accreditation from 1VLAF, as is current_y requ_red for recognized
TE`1 air samples for A:ERA protects, and alsc approval
analysis of
analyses were performed
under the NY State DOH ELAP program. These
by ADC d/o/a ATC Associates Inc
regarding any questions relating to these
please contact me
materials.
Ve ry truly VOUrs
Mtchae l A. Corycr.:. Ph D .
Director of Electron Microscopy
NYC-WTC 000121146
1
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