NYC-WTC_000210350

NYC 9/11 Public Portal Document

. 20S Sfoite/iiitge Lane EMSL Analytical, Inc, Carle Place, NY JJ5I4 Phoite; (516) 997-7251 F(l\x (516) 997-7528 4 Attn.; Commercial Lab Enterprise Tuesday, October 23, 2001 270 Swinton Avenue Bronx, NY 10465 Ref Number: LiO116152

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.

a STRUCTURES Analytical Volume Asbestos i 0.5p- Noii- 'Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Typc(s) < 5g 5g Asbestos (mn!‘) (S/cc) (S/nim’) (S/«) 89 1450.00 None Detected 0 0.0635 0.0042 <15.75 <0.0042

90 1450.00 None Detected 0 0.0635- 0.0042 <15.75 <0.0042

1450.00 None Detected 0 0.0835 0.0042 <15,75 <0.0042

92 1450.00 None Detected 0 0.0535 0.0042 <15.75 <0.0042

93 1530.00 None Detected 0 0.0635 0.0040 <15.75 <0.0040

94 1610.00 None Detected 0 0.0635 0.0038 <15.75 <0.0033

Daniel Clarke

Analyst Approved Signatory Disclainiofs; This laboraJcfy is not resporisibio for dAta ieporied in stroclu.-es/cc, which is claper.dtrit on voSumo conecied by nor-,-laboratory personnv!. This labo/ajory it: only (espocstble lor dala reporleri in struclur&s/nim’. This report may not be reproduced, except in full, without written atipiovr.' b; EMSL. This report must not be used Io cla.ni product eridorsonient b/ NVl.AP or any agency o( IL-' U.S Governnient. Th'-; r&pc.i reiaies only to the s.-mplfes reporlecJ above. Quality control dabi (ineVudiny 95% contid^srice limits and laboratory eind fna!/s'>' accuracy and precisiettj is ?.vai.=b'ri upon recipes*.

•LM.-TEM /AlOlfy-lb 10, NY f-1 133^, CT

CITY_21MC1OO_OO2843294

NYC-WTC_000210356