NYC-WTC_000195415

NYC 9/11 Public Portal Document

t -r J i i r Stoneliinge Lane EMSL AnttlytlCUl, Inc, cartePlace.NY JJ5J4 Phone: (516) 997-7251 Fax; (516) 997-7528 4 EMSC Attn.: Commercial Lab Einterprise 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.

^STRyCTURES Analytical Volume Asbestos S 0.5g- Non- Area Analyzed Sensitivity Asbestos Concentration Sample ID (liters) Type(s) < 5g s 5g Asbestos (mm’) (S/cc) (S/mm’) (S/cc) 50 1240.00 Chrysotile 1 0 00635 0.0049 “iTTr 0.0049

54 1250.00 None Detected 0 0.0635 0,0049 <15.75 <0.0049

55 1260.00 None Detected 0 0.0635 0.0048 <15.75 <0.0048

56 1270.00 None Detected 0 0.0635 0.0048 <15.75 <0.0048

57 1250.00 None Detected 0 0.0635 0.0049 <15.75 <0.0049

58 1260.00 None Detected 0 0.0635 0.0048 <15.75 <0.0048

Daniel Clarke 7

Analyst Approved Signatory Disciaimers; This laboratory is not responsible for data reported in structeres/cc, which is dependent on voluino collected by non-laborutory personnel This laboratory is only respi -nsible tor data reported in structuros/mm’. This report may not bo reproduced, except in full, without wiitten approval by FMSl This report must nol be use i lo claim product endorsement by NVl AP or any agency of the U.S. Government Thia repod ielates only to the samples reported above. Quality co; ttrol data (including 95% confidence limits and laboratory and analysts' accuracy and prwesiot») ic available upon request. 1

keditRd (or NVLAP PLM1 EM (1101043-10, NY ELAP 11469. CA El AP 7339, C l PH-0249

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CITY_21MC100_010317849

NYC-WTC_000195415