NYC 9/11 Public Portal Document
FROM : . FAX NO. : Sep. 21 2001 05:00PM Pb
I OOY
• NORTH ATLANTIC LABORATORIES, INC.
100 9wt(N[YDAL& AVE. RAY SHORE. NY 1 1706 (631) 981-0400
FAX (631) 9'S1-0410
0ciouC* 13. w3o1
8AOKELE IIROTwERa. LI..G
7 MET STRECT
NEW YORK, NEW YORK 10007
ATTNS BVEVEN GABI10EL6
RE: AIN M12NIVORIMID & AN*Lvals or 7 DEY STRECT
DEAR Mn. RADEELR.
NaRTM ATLANTIC LA8DRATORIE$. INC. MAR DOMDUCTEO agpRERrNrATIYE PQM
(PMwac CON1rw&,BT MICROSCOPY) AIR BAMPLINE/ aF THE PREMISES LODA-rv-D AT
7 DtY STREET. NEW YORK CITY. THE -PURPOSR Or THIS SIE*VIOE WAR TQ
OCTERMlPE AI*ee*NE A83CST00 i786A CONCENTRATIONS U81NGl THE N1O8H
7400 ANALYTICAL METHOD.
ALL *AMPLER EXCLUDING NUMBER6S 018 1 Z AND 1b WERE WITHIN CLEAN AIR
REQUIREMENTrs Al E5TABL$SMED RY NYS INDUSTRIAL O0DE SULK 'SO, SECTION
56.17.R WHIOH STATER. IN PART, '...TNE CLEARANCE AIR MONITORIND RESIJLTO
SHALL SE CONNIDCREO SATISFACTORY WHEN EVERY RAMPLC DEMON3TRATEII AN
AIRSORNR CONOENT*ATION Or AESE3Yaa rIBERR Or LEO* THAN 0.01 FIlERs
PER CUBIC C(NTIMrT * OR THE SACKQROUND LEVEL, WHICH EVER $3 IRATE*."
1T 18 NOTED THAT ThIS STANDARD I8 1 0 ITCH) TIMES MORE STRINQENT THAN
SHE OBHA PERMISSIULE EXPo6URE LIMIT (PEL) or 0.1 F/cc.
GAMPLa:al 01. LOCATED ON THE 1 6"" FLOOR, NORTH OYFICE. 1 2. LOCATCfS ow
TfIE Q rlOOR. NORTH OFF'IOE AND 10 LOCATED ON THE MEZZANINE
LSVtL,
SOUTH, WERE RECOMMENDED PUN gRENALU^*10N USINR THE TEM
(TRANSMISSION CLECTRCN MICROSCOPY) ANALYSIS METM00. THIS
RECOMMENDATION WAS MADE ■SCAUVM FISSR CONCENTRATION LEVI*ELB WERE
FOUND TO EXCEED THE 0.01 FIBERS PER CUBIC CENTIMETER
LEVCL. THIS
PROCEDURE 1S ABLE TO DETERMINE 1r THERE IS A HEALTH RISK P*EBENT AT
THERE SAMPLING LOCATION$.
IF You SHOULD NAVE ANY QUESTIONS *EOARDINO TMIS
THIS REPORT OR REQUIRE
FURT'MER AI35ISYANQQ IN THIS MATTER PLEASE QONT^RT OUR OrVICl:
AT YOUR
EARLIEST CONVENIENDt.
RERPitcTPULLY IUMMITTED.
NORTH ATLANTIC LABORATORIC®, INC.
JOMN J. AOII.Fl.L.1, PRLf1OCNT
01-0512
NYC-WTC 000103198
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