NYC 9/11 Public Portal Document
02/20/2002 09:29 FAX I 088
JLC ENVIRONMENTAL CONSULTANTS, INC.
200 Park Avenue South, Suite 1001, New York, New York 10003
Phone; (212) 420-8118 Fax: (212) 420-6092
Project No.: 01-
Mazal Group LLC (100 John Street) ELAP Lab Code: 11029 Anelyte: F18ERS
One West Street NIOSH and ALMA Lab Code. 100273 Date Received: 9120101
Now York, NY 10004 NVLAP Lab Code: 101983 Date Analyzed: 9/20101
SUMMARY OF ANALYTICAL RESULTS - PCM i9ataf 9105A643
#'
Site: 100 John Street New York, NY
L.
SAMPLE#
COLLECTED DESCWP rION I LOCATION
LAB# TIMF(min) VOLUME(L) FI®IFIELD RESULTS(f/nc)
019 Ambient' 28th Floor/ Hallway 80
19"September 923 4/100 o.g02<LOD
A 6336
020 Ambient' Apartment 1 Pi!. ji Foyer/ Living Room
19-September
60 923 3/100 0002<LOD
Area
A 6337
021 Ambient/ 25111 Floor/ Hallway 60
19-September 923 65/100 X35
A tt38
022 Ambient' Apartment #~ _PII _;Foyer Area 60 923
19-September
11/100 0.009
A 6339
023 Ambient/ 24th Floor/ Hallway 60
19-September
923 5/100 <LQD
0.003
A 6340
024 Ambient' Apartment #i ._._._._._.
p11 Foyer/ Living Room 60 923 14/100
19-September Area
X007
A 6341
Same Analysis by: <LOD - Leas than limit of detection which Is 8,8 Flbers/ 100 Fields
Positive Phase Contrast Microscopy (PCM) VOIDI a H.C.P. ( High Concentration of Particles)
V0102 = Overloaded
Method of Sampla Precaratlor and Analysis:
All samples analyzed in accordance with the NIOSIH 7400 Method using "A" Counting Rules.
Issue 2, August 1994
Instrumentation: }L>,
Olympus PCM Model 9H-2wlth V' Icon-Beokett Gretloule (100um field diameter). m
Laboratory Director
Report Date: December 11,
2001
JLC is responsible for only the fiber counts within the limitations of the
method described as NIOSH 7400. Among other tknitations, this math
gives only an Index of airborne fibers and provides only an estimate of asbestos
these samples are limited In recovery to the cost of analyzing samples. JLC acceptsconeantration. Any and all claims arising out of JLC's analyst
no other Liability and the client agrees to seek no Costs b
the above.
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NYC-WTC 000123863
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