NYC-WTC_000232499

NYC 9/11 Public Portal Document

EMSL Analytical, Inc. 3C7 West 38th Street, New York. NY 10013 Phone; 212-290-0051 Fax: 2122900058 Email: manhattanlabtSernsLcom EMSL.

Attn: Taylor Environmental Group. Inc. Customer ID: TAYL50 Floral Park Corporate Center Customer PO: 130 Jericho Tpke. Received: 08/04/02 12:27 AM Floral Park, NY 11001 Fax: (516) 358-1780 Phone: 516-358-2955 EMSL Order. 030210571 Project: M477-15217 / SCA / Stuyvesant H.S. / 3rd, 4th, Sth Floors EMSL Project ID:

Lead in Air by Flame AAS (NIOSH 7082) Lead Client Sample Description Lab LD Analyzed Volume Concentration Noles 01 Room 301C entrance 0001 8/4/02 540 L <7.4 pg/m^ 02 Room 453 entrance 0002 8/4/02 486 L <8.2 pg/m’ 03 Room 371 entrance 0003 8/4/02 360 L <11.0 pg/m’ 04 Room 301C entrance 0004 8/4/02 618 L <6.5 pg/m’ 05 Room 453 entrance OOOS 8/4/02 240 L <17.0 pg/m’ 06 Room 371 entrance 0006 8/4/02 470 L <8.5 pg/m’ 07 Field blank 0007 8/4/02 n/a <4.0 pg/filter

08 Field blank 0008 8/4/02 n/a <4.0 pg/filter

Laboratory Manager or other approved signatory

Reboning limit is 4 ugliilter. The laBoraiory is not responsible to oata raooned in ug/cc wnicn is oependanl on volume CDlleaed by non-laboraicry personnel. This report may not be refToOuced except in full, without written approval by EMSL ACJREDITATIONS; AIHA Environmental Lead Laboratory Aoproval Program #102531

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NYC-WTC_000232499