NYC-WTC_000200138

NYC 9/11 Public Portal Document

EMSL Analytical, Inc. 307 West 38tn Street, New York, NY 1C018 EMSk Phone: 212-290-0061 Fax: 2122900058 Email: manhattahlabiaenis! com

Attn: Taylor Environmental Group, Inc. Customer ID: TAYL50 Floral Park Corporate Center Customer PO: 130 Jericho Tpke. Received: 08/20/02 7;24 AM Floral Park, NY 11001 Fax: (516)356-1780 Phone: 516-358-2955 EMSL Order 030211479 Project: M477-15217-29881 I NYC SCA/ STUYVESANT H.S. /7TH EMSL Project ID: FLOOR I POST 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 Concentration .4 rea Non Asbestos Sensitivity 'ample Volume Analyzed Asb Type(s) >0.5fi<5 >5it (S/cc) (S/mm‘) (S/cc) Nates [Tri 1350.00 0.0625 1 None Detected 0.0046 <16.00 <0.0046 • 030211479-0001

.,.2-T2 1275.00 0.0625 0 None Detected 0.0048 <16.00 <0.0048 030217479-0002

’-T3 1313.00 0.0625 0 None Detected 0.0047 <16.00 <0.0047 ,J30211479-0003

I7-T4 1350.00 0.0625 0 None Detected 0.0046 <16.00 <0.0046 130211479-0004

'T7-T5 1313.00 0.0625 D None Detected 0.0047 <16.00 <0.0047 30211479-0005

.'-T6 1350.00 0.0625 0 None Detected 0.0046 <16.00 <0.0046 030211479-000B

r-T7 1350.00 0.0625 0 None Detected 0.0046 <15.00 <0.0046 ^,130211479-0007

1275.00 0.0625 0 None Detected 0.0048 <16.00 <0.0048 '030211479-OOOB

"p-T9 1370.00 0.0625 0 None Detected 0.0045 <16.00 <0.0045 030211479-0009

7-T10 1275.00 0.0625 0 None Detected 0.0048 <16.00 <0.0048 030211479-0010

Analyst(s)

Ghayath Elias (10) Laboratory Manager or other approved signatory

Oisclaimers: The laboratofy is not responsible lor data reported in structuresicc, wtiich is dependent en volume collected by nnn-labcralory personnel. This lab is only responsible for data reported in stnjcturesimm’. This report may not be reproduced, except in full, without wntten approval by EMSL. This report must not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. This report relates only to the samples reported above. Quality control data (including 55% confidence limits and laboratory and analysts’ accuracy and precision) is available upon request Aocre lited for NVLAP PLMZTEM #101048-9. NY Slate ELAP (ft 1506

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CITY_21MC100_011273969

NYC-WTC_000200139