NYC-WTC_000210322

NYC 9/11 Public Portal Document

208 Stoitehinge Lane EMSL Analytical, Inc. Carle Place, NY 11514 Phone; (516) 997-7251 Fax: (516) 997-7528 EMSL 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 >0.5u- Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5g > 5g Asbestos (mm’) (S/cc) (S/mm’) (S/cc) 131 2280.00 None Detected 0 0.0508 0.0033 <19.69 <0.0033

132 1200.00 None Detected 0 0.0762 0.0042 <13.12 <0.0042

133 1200.00 None Detected 0 0.0762 0.0042 <13.12 <0.0042

134 1200.00 None Detected 0 0.0762 0.0042 <13.12 <0.0042

135 1500.00 None Detected 0 0.0635 0.0040 <15.75 <0.0040

136 1480.00 None Detected 0 0.0635 0.0041 <15.75 <0.0041

Michelle McGowan Analyst Approved Signatory Disclaimers' This laboratory is not responsible for data reported in slructures/cc. which is dependent on volume collected by non-laboratory personnel. I Tnis laboratory is only responsible for data reported in strjctures/mmh This report may not be reproduced, except in fu l. without written approval by EMSL Tois report inusl not be used to claim product endo'semenl by NVLAP or any agency of the U S. Government. This report relates only to the samples reported eheve. Quality control data (including 95% confidence limits and laboratory and analysts' accuracy and precision) is available upon jequest. 5

pe-dled :ci NVLAP PLM.T’EM #101048-10. NY ELAP 11460, CA El AP 2339. CT PH-0249

CITY_21MC100_002843219

NYC-WTC_000210326