NYC-WTC_000176234

NYC 9/11 Public Portal Document

208 Stoiieliingc Lane EMSL Analytical, Inc. Curie Place, NV 11514 Phone; (516) 997-7251 1-ax: (516) 997-7528

Attn.: Commercial Lab Enterprise Wednesday, October 31, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: LI0116450 I I

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA)

Project: BLDG 3 40 HARRISON ST NY, NY 32ND FLR ! # STRUCTURE Analytical Volume Asbestos ^0.5(1- Non- Area Analyzed Sensitivity Asbestos Concentration ! Snmplc ID (liters) Type(s) < 5)1 5; 5)1 Asbestos (nim’) (S/cc) (S/miiP) (S/cc) 242 1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047 ! I

243 1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

244 1300.00 None Detected 1 0.0635 0.0047 <15.75 <0.0047 ! 1(

245 1290.00 None Detected 0 0.0635 0.0047 <15.75 <0.004/

246 1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

371 1200.00 None Detected 0 0.0635 0.0051 <15.75 <0.0051

Keith McWilliams Analyst K Approved Signatory Disclaimers’ Ihis iaboratJiy is not responsible Inr data reported in structures/cc, which is depundent on vuiuin. ■ c-oUcriod by non hboratory personnel This laboratoiy is only ret ponstolo for data reported in structures/mm*. This report may not be rfprodn'-fd, in full, wiihc.it wnlieii approvt.: by E MGl This repot t must not be u .ed lo claim product endorsemunl by NVLAP or any agency of th" U S (-.ovpinn nnt Tnir. report relates only to t»iu t.—i.p''"; 1 reported above Quality ’.ontfol data (inrhidinq 95% confidence limits and laboratory and analysts' nrr.iir-ry and prension) is avut abh: upon r.'-*0 .-st.

-diSed (ar NVLAP HIM/IHM #1010'!B 10. NY LLAC 11460, CA ELAP 2.1?'!, CT PH 0?'i9

CITY_21MC100_012545271

NYC-WTC_000176234