NYC-WTC_000195424

NYC 9/11 Public Portal Document

208 Slonehinge Lane EMSL Analytical, Inc. CarlePlaee, NY 11514 Phone: (516) 997-7251 Fax: (516) 997-7528 feMSli > Attn.: Commercial Lab Enterprise Wednesday, October 24, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: LI0116191

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

# STRUCTURES Analytical Volume Asbestos S O.Sg - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5g 5g Asbestos (mm’) (S/cc) (S/mm*) (S/cc) 107 1300.00 None Detected 0 0.0635 0.0047 <1575” <0.0047

108 1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

109 1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

110 1240.00 None Detected 0 0.0635 0.0049 <15.75 <0.0049

111 1240.00 None Detected 0 0.0635 0.0049 <15.75 <0.0049

112 1280.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

Daniel Clarke Analyst Approved Signatory Disclaimers: This laboratory is not responsible for dale reported In struclures/cc, whicfi is dependent on volume cotlecled by non-laboratory personnel Tins laboraluiy is only respont bio for delu reportotf in shuutures/mm*. Thb ropoit may not be reproducud, except in full, without written approval by EMSt Tfiis report must not bo used t< • claim product endorRt-meni by NVLAP or any agency of the U.S. Government 1 his ruputl rolulua ciily t□ the samples reported nbovu Quality contrr I data (including 95% confidr'cce limits and laboratoiy and analysts' accuracy and precision) is avaitabie upui»lequast ? II I L' ' ll NVlAPPLM'TfM#10104B-10, NY ElAP 11469, CA El AP ?339, CT PH-0249

CITY_21MC100_0 10317858

NYC-WTC_000195424