NYC 9/11 Public Portal Document
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VVVVW atc-cnviro corn
212 353-8280
Fax 2123538305
ASSOCI ATES i N G
November 29, 2001
ABC Environmental
'_ 15 W. 3 ,tri Street
New York, NY 1000i
Attn. Mr. Joshua Saret:
Re: Report of TEY fi r. lyss
Dear Mr. Saretr_
ilow'_na are the results of transmiss=on electron microscopy (TEM)
analysis of air samples from our croup NC 5990 -
01:e r_ - Gateway Plaza Mnat- Corp
rrc ect Name ua_dlnc 100 a: Ga=eay Plata 4 .lid Ave
location: 5th -'.o0:
Samples received • 11/29/0'_
These results will confirm and document the data rranstrittec today
to you. The analyses were performed in strict conformance wit toe
methodolocy of the A=:ER.A Final Rule 'CER Cctooer 30, 1997) for
clearance of abatement sites. The results are as indicated I on the
attached document
Results reported as Struct/cc are a function of air volume
collected in the field and are, as such, no: verifiable by t^is
laboratory. This report may be reorodaced cniy in its entirety and
not without o_ior permission of this iabcratory. If the post -
abatement inside samoles pass, the response aer_.r. may oe
considered to have been completed The analyses were superv:sed by
Dr. Michael A. GcrycKl, ,,:rector of Electron Microscopy.
We are pleased to note that our TEM lab has received full
ac~red_tatior, from NVLAP, as is currently required for recognized
analysis of TEM air samples for AHERA projects, and also approval
under the NY State DOH ELAP program. These analyses were performed
by ATC d/b/a ATC Associates Inc.
Please contact me regarding any questions relating to these
materials.
Very truly yours,
Michael A. Gorycki, Ph.D.
Director of Electron Microscopy
NYC-WTC 000121162
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