NYC-WTC_000210322

NYC 9/11 Public Portal Document

268 Slone/tinge 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 > 0.5g - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5g > 5g Asbestos (mm’) (S/ee) (S/mm^) (S/cc) 137 1500.00 None Detected 0 0.0635 0.0040 <15.75 <0.0040

138 1500.00 None Detected 0 0.0635 0.0040 <15,75 <0.0040

139 1500.00 None Detected 0 0.0635 0.0040 <15.75 <0.0040

140 1500.00 None Detected 0 0.0635 0.0040 <15.75 <0.0040

141 1470.00 None Detected 0 0.0635 0.0041 <15.75 <0.0041

142 1350.00 None Detected 0 0.0635 0.0045 <15.75 <0.0045

Michelle McGowan y “V Analyst Approved Signatory Disclaimers: I his labc^ratony is net responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This laboratory is only responsib e for data reported in structures/mm’. Ttiis report may not be reproduced, except in full, without written aporova! by EMSL This report must rot be used to claim product endorsement by NVLAP or any agency of the U.S. Government This report relates only to the samples t 6 I reported above. Quality control data (including 95% confidence limits and laboratory and analysts' accuracy and precision) is available upon request

ireclitedlor NVL A? PLM/TEM #101348-10, NY ELAP 11469, CAELAI’ 2339, CT PH-0249

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NYC-WTC_000210327