NYC-WTC_000200160

NYC 9/11 Public Portal Document

EMSL Analytical, Inc. 307 West 38th Street, New York, NY 10018 EMSL Phone: 212-290-00S1 Fax: 2122800058 Email: [email protected]

Attn; Taylor Environmental Group, Inc. Customer ID: TAYL50 Floral Park Corporate Center Customer PO: 130 Jericho Tpke. Floral Park, NY 11001 Received: 08/20/02 7:37 PM Fax: (516) 358-1780 Phone: 516-358-2955 EMSL Order: 030211524 Project: M477-15217-29381 I NYCSCAI Stuyvesant HS, NY. NY I EMSL Project ID: Various Analysis Date: 8/20/02

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos # Structures Area Non Asbestos Sensitivity Concentration Sample Volume Analyzed Asb Type(s) > O.Sfi <5 > 5p (S/cc) (S/mm^) (S/cc) iy„tes

AS-12 1318.00 0.0625 0 None Detected 0.0047 <16.00 <0.0047 030211524-0012

AS-13 1360.00 0.0625 0 None Detected 0.0045 <16.00 <0.0045 030211524-0013

AS-14 1615.00 0.0625 0 None Detected 0.0038 <16.00 <0.0038 030211524-0014

AS-15 1360.00 0.0625 6 None Detected 0.0045 <16.00 <0.0045 030211524-0015

0-16 1275.00 0.0625 0 None Detected 0.0048 <16.00 <0.0048 030211524-0010

0-17 1275.00 0.0625 4 None Detected 0.0048 <16.00 <0.0048 030211524-0017

0-18 1360.00 0.0625 1 None Detected 0.0045 <16.00 <0.0045 030211524-0018

0-19 1318.00 0.0625 0 None Detected 0.0047 <16.00 <0.0047 030211524-0019

0-20 1360.00 0.0625 0 None Detected 0.0045 <16.00 <0.0045 030211524-0020

Analyst(s) George Wiliams (12) Laboratory Manager Rey Cross (8) □r other approved signatory

Disclaimers: The laboratory is not responsible for data reportea in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lao is only responsible for data reported in structures/mm’. This report nay not be reproduced, except in full, without written approval by EMSL. This report must not De used to claim product endorsement by NVLAP Of any agency ot the U.S Government. This report relates only lo the samples reported aoove. Quality control data (including 95% confidence limits and laboratory and analysts’ accuracy and precision) is available upon recuest. Acaeiiiled for NVLAP PLM/TEM #101048-9, NY State ELAP #11508

2 Tl *HERA-1

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NYC-WTC_000200163