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.: PedneauK 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) <5(1 >5(1 Asbestos (mm^) (S/cc) (S/ram’) (S/cc) 916A207004 Y 675.00 Overloaded

916302/001 600.00 Overloaded

916302/002 / 600.00 Overloaded

916302/003 600.00 Chrysotile 12 5 0 0.1397 0.0046 121.69 0.0781

916LAB1-1 675.00 Chrysotile 7 2 0 0.1143 0.0050 78.74 0.0449

916LAB1-2 450.00 Chrysotile 9 4 6 0.1270 0.0067 102.36 0.0876

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

Daniel Clarke Analyst Approved Signatory Disclaimers. This laboratory is not responsible for data reported in structuresfcc, 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. 4

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

kk. 1 CITY_21MC100_002965296

NYC-WTC_000187141