NYC 9/11 Public Portal Document
02/20/2002 09:18 FAX 11046
JLC ENVIRONMENTAL CONSULTANTS, INC.
200 Perk Avenue South, Suite 1001, New York, New York
10003
Phone: (212) 420-8119 Fax: (212) 420-8092
Project No.: 01-2226
The Renaissance FLAP Lab Code: 11029
co Ins,gtla Residential Group, Ina Analyte; FIBERS
100 John Street NIOSH and AIM Lab Code: 100273 Date Received. 12/10/01
Now York, NY 10038 NVLAP Lab Code: 101963 Date Analyzed: 12/10!01
Batch 8: 0112AM
SUMMARY OF ANALYTICAL RESULTS - PCM
Site:
L 1 100 John steer, New York, NY
SAMPLES
COLLECTED DESCRIPTION I LOCATION TIME(min) VOLUME(L) FIBIPIfEL.D RESULTS(f/ec)
LAB #
007 Ambient! Indoor/ PCM! Front Apartment; PII 258 4/100 e0.001
07-December 2136.24
24th Floor .-.-.-.-.-.-
A 9728
008 Ambient Indoor/ PCM/ Front Apartment; _PII 258 2136.24 61100
07-Deconber
(1.001
PII
.-.-.-.-.-.-.-.-.-.-.. .-.
A 9729
009 FIELD BLANK 0/100
07-December
A 9730
010 FIELD BLANK 0/100
07-December
A 9731
Sample Anahrsis.byr. CLOD = Less than limit of detection which is 5.5 Fibers!100 Fields
Posithre Phase Contrast Microscopy (PCM) VOIDI )•I.C.P. ( High Concentration of Panicles)
VOID2 Q Overloaded
Method of Sample Preosratlon and Analysis:
All samples analyzed In accordance with the NIOSH 7400 Method using W Counting Rules. Issue 2,
August 1994
InstrumenMon. 1w1,4`„/t
Olympus PCM Model BH•2 with Walton-Beckett Oraticuie (100um field diameter). (3ulam Machhiwala
Laboratory Director
Report Date: December 10,
2001
JLC Is responsible for only the fiber counts within the lImitadons of the method described as NIOSN 7400,
gives only en index of airborne fibers and provides only an estimate of asbestos Among other limitations, this metho
these samples are limped in recovery to the cost of analyzing Samples. JLC concentration. Any and all claims arising out of JI.Cs enaiysl:
the above. accepts no other liability and the client agrees to seek no pasts b,
Pace10of10 ~ 4
NYC-WTC 000123843
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