NYC 9/11 Public Portal Document
04/15/02 MON 11:22 FAX 2127422083 L¢]004
1 DETAIL ASSOCIATES, INC.
AIR SAMPLE DATA SUMMARY SHEET
PROJECT : NJO10347
CLIENT : 90 BROAD LLC
DATES : 09/21/01 to 09/21/01
Saa-Le------------ ----------ample-Description-----------
-.Concentration--..........
906-0921-01A 25TH FLOOR LOBBY BELOW DETECTION LIMIT .r/"l•
90B-0921-02A 17TH FLOOR LOBBY 0.001 fibers / cc ~.~.
90B-0921-03A 9TH FLOOR LOBBY 0.001 fibers / cc off"
90B-0921-04A MAIN BUILDING LOBBY - SECURITY DESK 0.001 fibers / cc
90B-D921-05A FIELD BLANK NONE DETECTED
908-0921-06A 12TH FLOOR - METIS ASSOCIATES AREA BELOW DETECTION LIMIT
908-0921-07A 2ND FLOOR LOBBY 0.001 fibers / cc ,
908-0921-08A FIELD BLANK NONE DETECTED
Standards: EPA - 0.01 fiber/cc Reviewed By:
Ping Chen, MD, MS
OSHA TWA - 0.1 fiber/cc
Laboratory Director
NYC-WTC 000105423
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