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 10010 Tel. 212-353-8280 I Fax 212-353-8306

73 6.6 I 17 18 20444 20444 inside Classroom 10I0 Near Entiranne to Hallway inside Classroom 926 Near Entrance to Hallway 11.5 7.5 <1.5 µg 1.5 µg I 19 20 20444 20444 Field Blank Field Blank <1.5 µg 1.5 µg

<1.5 µg 1.5 µg I 21 20444 Field Blank

NOTE 1: THE REPORTING LIMIT (RL) IS 3.0 µg I NOTE 2: At the present ti me there are no regulatory area samples However. OSHA tsar levels or rtquirements for indoor airborne lead in level oP 30 µg/& and a pcnaisaib)e exposure level (PEL) of 50 µg.mr for personal samples. cstibltsbed an action

I NOTE 3: Blank units are in µg

I ERTIFICA'TIQN AND STGNATURES

I ANALYSIS PERFORMED BY_

REPORT PREPARED BY: I report of results obtained from the laboratory analysis. ATC certifies that this report is an accurate and authentic

Li QUALITY ASSURANCE COORDINATOR 1jthST LABORATORY DIRECTOR: and by the American Hea11h Environmental Laboratory Approval Program (FLAP) ATC is accredited by the New York State Department of I InduStnal Hygiene Association (AIKA) to perform analysis of lead in paint, dust wipes, air and soil samples. (FLAP #10879). (AIHA #1007,29).

I I I I LII 1 NYC-WTC 000107060