NYC-WTC_000209945

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPV CLIENT; Contsidis & Laiobros PROJECT; 46 Triaitj' Place LABORATORY ID #: TO 1-10-010 DATE OF REPORT; 10/17/01 ATHENICA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS 10/16/01 WOMMMAI. ICttVICCS INC. FILTER TYPE: M C E. EFFECTIVE FILTER AREA (mm"): 38.5 T<d.(7M)7h*-74M AVERAGE G.O.'AREA 0.01003 Ee)>.(7t«)7M-AI>a5

LABORATORY RESULTS

CLIENT LAK ID LOCATION VOLUME G.O.'» AREA ANALYT. TOTAL TOTAL AIR AIR ASBEST. .AMFUIB. at) ANAL ANALY SEN SITI V. ASBESTOS ASBESTOS CONC. CONC. TYPE YZED ZED (stmcUciw’) AIHGONC. FILTER FOR FOR CBHYS. TYPE (nun*) (strutJcm’) CONC. STRUCT. STRUCT. SPECIFY o ao (atr.AnnV) O.SSS<5|u<i fetS.Oftm 01 TOl-10- 2“ floor, cenler 1850 5 0.0502 0.00+1 <0.0041 <19.94 NA na“ NA NA 010-1658 02 TOl-10- 2“* floor, west 1840 5 0.0502 00042 <0.0042 <1>.94 NA NA NA NA 010-1659 side 03 TOl-10- ■pfloorTe^ 1830 5 0,0502 0.0042 0.0042 19.94 0.0042 <0.0042 Chiys. NA 010-1660 side 04 TOI-10- 3*^6001, east 1820 5 0 0502 0.0042 <0.0042 <19 J4 NA NA NA NA 010-1661 side 05 TOI-10- T"* floor, center 1810 5 0 0502 0.0042 <«.OO42 <19.94 NA NA NA NA 010-1662 06 TOl-lO- 3"“ floor, west 1810 5 0.0502 00042 <«.fl042 <19.94 NA NA NA NA 010-1663 side

ANALYST LABORATORY DIRECTOR

o H LABORATORY CERTIFICATION NUMBERS: NVLAP 101958,ELAP 10955

• ^enica Envimiun^tal Services Inc. (AESX » responsible only fnr ■aToimatioa pertaining to umples taken by its Mopioyeei

s o - • Air sampling cassettes will be stored for sixty (60) days. AES Inc , sbould be notified within this time frame for a tnie duplicate analysis. If AES Inc., did not conduct the sampling, the reported aiibome conecotrstion was derived baiced on information provided by the client. Under these circunusances, the air cumccntratipn data is nipplied solely for the convenience of the cUeni o • The report relates only to items te-eUd. This report ttviisl nol be used to rlaun pioducl ctn5orien.e»t by NVLAP or any olher agency of Uie U S GovemmenL Test reports may not be reprodu ced Io except in full and with prior approval of AES Inc. o ■ The liability of Athenica EnvworuBeatal Services Inc. with respect to the services charged, shall in no event exceed the aoiouiil of the invoice. co Jia 1

NYC-WTC_000209945