345 CHAMBERS STREET; Block: 16; Stuyvesant HS

NYC 9/11 Public Portal Document

ATC ASSOCIATES,INC I 104 E 25th Street,10th Floor New York,NY X0010 Tel. 212-353-8280 I Fax 21.2-353-8306

17 20524 Field Blank <1.5 µ 1.5 µg

(s 20524 Field Blank <1.5 µo 1.5 µe

' NOTE 1: THE REPORTING LIMIT (RI,) IS 3.0 µg NOTE2 :nmples. However, OSHA Itas At the present tia a there are no regulatory levels or requirement; for indoor airborne lead in area established an action Ievel of 50 µelm& and a permissible exposure level (PEE) of 50 µg/m' for personal samples

I NOTE 3: Blank units are in

CERTTFTCATTON AND SIGNATURES

ANALYSIS PERFORMED BY:

I REPORT PREPARED BY:

ATC certifies that this report is an accurate and authentic report results ohtainetl from the laboratory analysis.

I QUALITY ASSURANCE COORDINATOR:

I LABORATORY DIRECTOR:

A•It is accredited by the New York State Department of Health Environmental Laboratory Approval Protean (ELAP) and by the American (FLAP 910&79), (ATHA #100229) Industrial Hygienc Association (A)HA) to perform analysis of lead in paint. dust wipes. air and soil samples.

I I r I n I L I NYC-WTC 000107089