NYC-WTC_000200068

NYC 9/11 Public Portal Document

n f EWSL Analytical, Inc. I 307 West 38th Street, New York, NY 10018

Phone: 212-290-0051 Fax: 2122S00058 Email; manhattanlab^.emsl.com EMSLJ

Attn: Taylor Environmental Group, Inc. Customer ID: TAYL50 Floral Park Corporate Center Customer PO: 130 Jericho Tpke. Floral Park, NY 11001 Received: 08/06/02 5:54 PM Fax: (516) 358-1780 Phone: 51S-358-2955 EMSL Order: 030210733 Project: M477-15217/ SCA/ STUYVESANT H.S. 345 CHAMBERS EMSL Project ID: ST./ 2ND AND 3RD FLOOR

Lead in Air by Flame AAS (NIOSH 7082) Lead ] Client Sample Description Lab ID Analyzed Volume Concentration Notes 3 1 ROOM 260 AT 0001 960 L 4.4 pg/m’ ENTRANCE TO CORRIDOR 12 ROOM 351 AT 0002 960 L <4.2 pg/m’ ENTRANCE TO CORRIDOR r, 3 ROOM 260 AT EH3 1016 L <3.9 pg/m’ ENTRANCE TO CORRIDOR 4 ROOM 207 AT 0004 1012 L <4.0 pg/m’ ENTRANCE TO CORRIDOR 5 Field blank 0005 n/a <4.0 pg/filter 6 Field blank 0006 n/a <4.0 pg/filter

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Re Orting limit is 4 ug7filter. The laboratory Is not responsible to data reported in ug/cc which Is dependant on volume collected by non-laboratory personnel. This report may not be ref oduoed except in full, without written approval by EMSL

t AC REDITATIONS: AIHA Environmental Lead Laboratory Approval Program #102581

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NYC-WTC_000200068