NYC-WTC_000210350

NYC 9/11 Public Portal Document

. 208 Stoiieliiiige Lane EMSL Analytical, Inc, w Carle Place, NY J1514 Phone; (516) 997-725! Fax: (516) 99 7-7528 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 Vo III me Asbestos i0.5p- Non- Area Analyzed Sensitivity Asbestos Concentr.Ttion Sample ID (liters) Typc(s) < 5(1 5(1 Asbestos (ill 111’) (S.'cc) (S/inni’) (S/cc) 77 1220.00 Chrysotile 1 0 0^0635 0.0050 15.75 COO^

70 2400.00 None Detected 0 0.0635 0.0025 <15.75 <0.0025

1300.00 None Detected 0 0.0635 0.0047 <15.75 <0.0047

80 1310.00 None Detected 0 0.0635 0.0046 <15.75 <0.0046

81 1320.00 None Detected 0 0.0635 0.0046 ■ <15.75 <0.0045

82 1200.00 None Detected 0 0.0635 0.0051 <15.75 <0.0051

Daniel Clarke I. Analyst Approved Signatory

Disclriifunrs: This laboratory is not respouisiblc for data reported in structures/cc. which is dependent on volume coii&cted by non-tsboratory personnel This labcratofy is only responsible lor dai3 reported in structures/nirn*. Tms report may not be reproduced, except in withou’ written approve' by EMS;.. This report inucl nut be used to claim product endorsement by NVLAP or any agen-cy of v.e CkS. Government. This report re'aies oniy fu tic samples 5 repo'ted above. QuRlit/ control data (including 95'% confidence limits and laboratory and analysts' accuracy and p'-cision) is fivo'iable upon re^uesl.

:k fiVLAi’ r-’l.l.’.n EM . MY tLAP 11-169. CA LlAi' J3Y-i, C i I i

CITY_21MC1OO_OO2843292

NYC-WTC_000210354