NYC-WTC_000210304

NYC 9/11 Public Portal Document

208 Stone/iinge Lane EMSL Analytical, Inc. Carle Place, NY 11SJ4 Phone: (SI6} 997-7251 Fax: (516) 997-7528 EMSL Attn.: Commercial Lab Enterprise Saturday, October 20, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: LI0116102

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

Project: 310 GREENWICH ST. NY/NY

# STRUCTURES Analytical Volume Asbestos >0.5)1- Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID < 5)1 > S)i Asbestos (liters) Type(s) (mm^) (S/cc) (S/mmO (S/cc) 25 1200.00 None Detected 0 0^0635 0.0051 "<1575" <0.0051

26 1600.00 None Detected 0 0.0635 0.0038 <15.75 <0.0038

27 1600.00 None Detected 0 0.0635 0.0038 <15.75 <0.0038

28 1600.00 None Detected 0 0.0635 0.0038 <15.75 <0.0038

29 1600.00 None Detected 0 0.0635 0.0038 <15.75 <0.0038

30 1600.00 None Detected 0 0.0635 0.0038 <15.75 <0.0038

Brian Riedener

Analyst Approved Signatory Discla mery This laboratory is not responsible for data reported in slructures/cc, which is dependent on volume collected by non-laboralory personnel. This laboratory is only respons'ble for data reported in structures/mm’. This report nay not be reproauced, except in full, without written approval by EMSL This repuit niusl not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. This report relates only to too samples reported above. Quality control data (including 95% confidence limits and laboratory and analysts’ accuracy and precision; is available upon request. 5

rftdited for NVLAP PLM/TEM #101046-10, NY ELAP 11469, CA ELAP 2339, CT PH-0249

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CITY_21MC1OO_OO28432O1

NYC-WTC_000210308