NYC-WTC_000210304

NYC 9/11 Public Portal Document

208 Stonehinge Lane EMSL Analytical, Jnc. Carle Place, NY 11514 Phone; (516) 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 2: O.Sfi- Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5g 2 5g Asbestos (mm’) (S/cc) (S/mm’) (S/cc) 1 1260.00 Chrysotile 1 0 0 0.0635 0.0048 15.75 0.0048

2 1260.00 None Detected 0 0.0635 0.0048 <15.75 <0.0048

3 1270.00 None Detected 1 0.0635 0.0048 <15.75 <0.0048

4 1270.00 None Detected 0 0.0635 0.0048 <15.75 <0.0048

5 1480.00 None Detected 0 0.0635 0.0041 <15.75 <0.0041

6 1290.00 None Detected 1 0.0635 0.0047 <15.75 <0.0047

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/mnV. This reporl may rot be reproduced, except in full, without written approval by EMSL 1 tvs report must not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. This reporl relates only to the sarr.ples repented atiove. Quality control data (including 95% confidence limits and laboratory and analysts' accuracy and prectsioni is available upon request 1

tediledior NVLAP PLMZl EM l»101048-10, NY FLAP 11469, CA FLAP 2339. CF PH-0249

CITY_21MC100_002843197

NYC-WTC_000210304