NYC-WTC_000220425

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMTSSION ELECTRON MrCHOSCOFY CLIENT: New York EnsironmcflUl PROJECT; P S. 89M ATHENICA LABORATORY ID #: 102-01-002 DATE OF REPORT: 01/11/02 'ewwowMBHN, aawiBUMc. ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 0 VI1/02 FILTER TYPE: M C E. EFFECTIVE FILTER AREA 385 ' fiw. (Pl*) Pa*-«as AVERAGE G.O. AREA (mm^: 0.009936 .!

LABORATORY RESULTS

CLIENT LAB. ID COCATtOK volume 6.0?* AREA ANALIX TOTAL TOTAL AIR AIR ASBEST. AAipms. « («<) ANAL ANALY SENSITIV. ASBESTOS ASBESTOS CONC. CONC. TVTB ASBEST r ZED . (MrurtJcm*) AIKCONC. FILTER FOR FOR CHRYS. TYPE (mm*) (itryr./tm*) CONC. STRUCT. STRUCT. SPEan’ (itrJiwob O.S<S<5|ua S^.Q/un

At? T02-0I- 5“ floor hall o/s 1809 5 0.0497 0.0043 0.0043 20.13 0.0043 <0.0043 Chn-s. NA 002-010 roomSl? A-8 T02-01- 5^ floor in stair 1809 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-011 #2 A-9 T02-O1- 4^ floor in stair 1809 3 0.0497 0.0043 0.0086 40.26 0.0086 <0.0043 NA 002-012 «___________ A-10 T02-01- In room 428 1800 5 0.0497 0.0043 <0.0043 <10.13 NA NA NA NA 002-4)13 A-11 T02-01- bl room 406 - 1809 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-014 A-12 T02-01- 4“* floor hall o/s 1809 5 0.0497 0.0043 <0.0043 <26.13 NA NA NA NA 002-015 room 415 O

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'o1 ANALYST LABORATORY DIRECTOR J] ro i< LABORATORY CERTIFICATION NUMBERS: NVLAP101958, ELAP 10955 o > z • Alheniu LnvitoomcnU) Sovicet Ise. <AES), is rejponsibte oDly for informslion pertsuung to umpiM Uken b) its empinveet. z • Air sampling cassettes mil be stored for axty (60) (toys. AES Inc., ^ould be notified ndthin Ihistimt finmt foratnie duplicale trulysis. « If AES Inc, did not conduct Die satnpling, the reported airborat concenlration tves derh-ed baud on informUion provided by the dicnl. Under these citotmstantes, Die air ctmcentsalmn daU is supplied solely for t6« conYOiiCDCt ollbe Client. (Z) .» The report relates only to ilenit tested. This seport mud not be used to ckim product endorsement by NVL.AP or ant aUter agency of the U.S. Government. Ten reports may not be reproduced c except in full end tvilti prior approval of AES Inc. DO 1”° • The liabiUly of.-Uhenlca Environmental Services Inc. w-tth respect lo the services charged. shaO in no everil exceed die amount of Utt invoice. o o o o 2 o CO 00

NYC-WTC_000220426