NYC-WTC_000210322

NYC 9/11 Public Portal Document

208 Stonehinge Lane EMSL Analytical, Inc. Carle Piace, 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 > 0.5p - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5p > 5p Asbestos (mm’) (S/cc) (S/mm^) (S/cc) 113 1280.00 None Detected 0 0^0635 0.0047 <15.75 <0.0047

114 1280.00 None Detected ’ 0 0.0635 0.0047 <15.75 <0.0047

115 1280.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

116 1240.00 None Detected 0 0.0635 0.0049 <15.75 <0.0049

117 1300.00 None Detected 0 0.0635 0.0047 <15,75 <0.0047

118 1310.00 None Detected 0 0.0635 0.0046 <15,75 <0.0046

Daniel Clarke Analyst Approved Signatory Disclaimers: This laboratory is not respons ble for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel T dis laboratory is only responsible for data reported in structures/mmT This report may not be reproduced, except in full, without wriden approval by EMSL. i Tfiis report must not be used to claim pr oduct endorsement by NVLAP or any agency of the U S Government This report relates only to the samples reported above. Qualily control data (including S5% confidence limits and laboratory and analysts' accuracy and precision) is available upon request 2

Jrediled foi NVLAP PLMfrF.M #101046-1(1, NY ['LAP 11469, CA ELAP 2339, CT PH-0245

CITY_21MC100_002843216

NYC-WTC_000210323