NYC-WTC_000195415

NYC 9/11 Public Portal Document

208 Slonehinge Lane EMSL Analytical, Inc. Carle Place, NY 11514 Phone: (516) 997-7251 Fax: (516) 997-7528 EMSU Attn.: Commercial Lab Enterprise Tuesday, October 23, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number; LI0116152

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

Project: BUILDING # 9 310 GRENNWICH STREET NYC, NY/30TH FLOOR FILE NO. 01231.

# STRUCTURES Analytical Volume Asbestos O.Sg - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) <5(1 a Sp. Asbestos (mm’) (S/cc) (S/mm*) (S/cc) 101 1470.00 None Detected 0 00635 0.0041 <15.75 <0.0041

102 1450.00 None Detected 0 0.0635 ■ 0.0042 <15.75 <0.0042

103 1950.00 None Detected 0 0.0635 0.0031 <15.75 <0.0031

104 0.00 None Detected 0 0.0635 <15.75

105 0.00 None Detected 0 0.0635 <15.75

106 0.00 None Detected 0 0.0635 <15.75

Daniel Clarke Analyst Approved Signatory Disclaimers: This laboratory h not responsible for data reported in blfuctu> cs/cc. which is dependent on volume collected by nop-iubotaicty pcfbonnel 1 his laboratory is only respon ibln for data reported in slfuciuros/mm*. This report may not be reproduced, except in full, without written approval by Ff/iSL Illis report must not be used fo claim product undorseinunl by NVIAP or any agency of the U.S. Government. This report relatns oniy to tho samples 9 reported above. Quality control data (includmy 95% confidence limits end laboratory and analysts' accuracy and precibhn} is available upon request I Jiadilod for NVLAP PLM/T. M #10l0do-lC NY ELAP 1146S, CA F.l AP 2339. CT PH-C743

CITY_21MC100_010317857

NYC-WTC_000195423