NYC-WTC_000187137

NYC 9/11 Public Portal Document

208 Stonehinge Lane EMSL Analytical, Inc. Carle Place, NY 11514 Phone: (516) 997-7251 Fax: (516) 997-7528 EMSL Attn.: Pedneault Associates, Inc. Tuesday, September 25, 2001 1615 Ninth Avenue Bohemia, NY 11716 Ref Number: LI0114992

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

Project: 01090304

# STRUCTURES Analytical Volume Asbestos > O.Sg - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < Sfi > 5g Asbestos (mm’) (S/cc) (S/mm^) (S/cc) 919A307002 / 675.00 None Detected 0 0.1143 0.0050 <0.0050

919A307O03 / 675.00 Chrysotile 2 0 0.1143 0.0050 17.50 0.0100

919A307004 / 675.00 Overloaded

919LAB3-3 / 450.00 Overloaded

919LAB3-4 / 450.00 Chrysotile 4 0 0.1270 0.0067 31.50 0.0269

919LAB3-2 / 450.00 Chrysotile 17 2 3 0.1270 0.0067 149.61 0.1280

Note: This analysis doesn't meet AHERA protocol; sample seal broken & insufficient volume.

Michelle McGowan Analyst Approved Signatory Disclaimers: This laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This laboratory is only responsible for data reported in structures/mm’. This report may not be reproduced, except in full, without written approval by EMSL. This report must not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. This report relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysts' accuracy and precision) is available upon request. 8

lited for rjVLAP PLM/TEM #101048-10, NY ELAP 11469, CA ELAP 2339, CT PH-0249

1 CITy_21MC100_002965300

NYC-WTC_000187145