NYC 9/11 Public Portal Document
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Page 2 of 2
Summary of Asbestos Sampling Results
Address: 49 Fulton St
Date sampled: Nov 29, 2001
Air samples
(PCM) An air sample is
Airborne fibers as determined by Phased Contrast Microscopy
sent to a laboratory
collected by pulling air through a filter. The filter catches fibers and is then
contrast microscopy identifies fibers
to determine what types of fibers were in the air. Phase
seen by PCM
based on size and shape, but not mineral composition. Therefore, the fibers
which might
include asbestos fibers as well as other fibers, such as textiles, fiberglass, cellulose,
be present in your borne.
utside Common tResidence 1 esidence 2
Sampled
A-0-23 -C-23 -R1-23 -R2-23
le Numbers
.001 cOOl .001 .001
io~!`, ntration of Fibers in Air
t this location
Concentration of Fibers in Air .041 .003 to .003 c.0O1 to .003 .001 to .003
t background locations
Screening Value** .01 flee .01 /cc .01 flee .01 cc
is
**Screening Value -- The NYC standard for asbestos in community and residential buildings
-occupancy in an
0.01 fibers/cubic centimeter (flee) in indoor air. This standard is used for re
indoor area where asbestos was detected and removed.
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