NYC-WTC_000209582

NYC 9/11 Public Portal Document

208 Stonehinge Lane EMSL Analytical, Inc. Carle Place, NY 11514 Phone: (516) 997-7251 Fax: (516) 99 7-7528 EMSL Attn.: Commercial Lab Enterprise Friday, November 02, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: LI0116584

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

#STRUCTURES Analytical Volume Asbestos > O.Sji - Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5^ > 5|i Asbestos (mm’) (S/cc) (S/mm’) (S/cc) 493 1800.00 None Detected 0 0.0508 0.0042 <19.69 <0.0042

494 1750.00 None Detected 0 0.0508 0.0043 <19.69 <0.0043

495 1750.00 None Detected 0 0.0508 0.0043 <19.69 <0.0043

496 1750.00 None Detected 0 0.0508 0.0043 <19.69 <0.0043

497 1750.00 None Detected 0 0.0508 0.0043 <19.69 <0.0043

498 1750.00 None Detected 0 0.0508 0.0043 <19.69 <0.0043

Earl Tracey Analyst Approved Signatory tJ'S'.Id no?:S' Thts lahora'ory is not respv‘':osih"- tni data reported in alructure?- re. wHn-’-i i--. nenenjenl oio volume collected by no--labC’rbtory petsonnel. lit;. laboratory is ouiy responsio'e for onia iep' ‘ned in slT»ctures/nim’. This ifepctt n.ay । u! ।eproduced, except in full, without w: t:e i approval by EMSt.. I t'l- teucni Diusl not De used t..) claim prodi.ci endnisemen! by NVLAP or an-, ageu.oy of tn-; ? S Government. This lepjrt rebates or.'y to '.ne samples (fp 1“.: ut'ov>'. Ojaiity contic! data (f'Cdrt.Dt? Tf.T confidence limits am lahr-rato-v ,<,0 f-r-.aiyst;-.' accuracy and precision) is .e'/a-iab'-i upr-n recuust.

i'l LAP 1 14-35- CA FL.

CITY_21MC100_002859203

NYC-WTC_000209586