NYC-WTC_000226232

NYC 9/11 Public Portal Document

610-921-9667 p. ic. Jun 17 02 11:43a PSC

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC •EP/MIVtAP 101262-0 •NY DOHINELAC10903 •NJDEP PA020 • AIHA ACCREDITATION NO. 100439 •PADEP 06-353 • CT OPH PH-0238 •MCDENR599

Analytical Results for ATC Associates WorkOrder: l<02060245 Client Reference: 19125-0290, Metals

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst <ug) (mg/m’) ■ (ppm) (ug)

Client ID: ATC-0531-M894-M5 LabHJ: -05A Date Sampled: 5/31/2002 Matrix; Filter AirVol.(L).NA

Aluminum <1.00 1 N7300 MCE 06/14/2002 DS Cadmium <0.200 0.2 N7300 MCE 06/14Z2002 DS Chromium 0.317 i/ 0.2 N7300 MCE 06/14/2002 DS Cobalt <0.100 0.1 N7300 MCE 06/14/2002 DS Copper <0.200 0.2 N7300 MCE 06/14/2002 DS Iron <2.00 2 N7300 MCE 06/14/2002 DS Lead <0.300 0.3 N7300 MCE 06/14/2002 DS Magnesium <1.30 1.3 N7300 MCE 06/14/2002 DS Manganese <0.300 0.3 N7300 MCE 06/14/2002 DS Molybdenum <1.00 1 N7300 MCE 06/14/2002 DS Nickel <0.200 0.2 N7300 MCE 06/14/2002 DS Zinc <0.500 05 N73D0 MCE 06/14/2002 DS

Client ID; ATC-0531-M894-M6 Lab ID: -06A Date Sampled: 5/31/2002 Matrix: Filter Air Vol.(L): NA Aluminum <1.00 1 N7300 MCE 06/14/2002 DS Cadmium <0.200 0.2 N7300 MCE 06/14/2002 OS Chromium 0.315 0.2 N7300 MCE 06/14/2002 DS Cobalt <0.100 0.1 N7300 MCE 06/14/2002 DS Copper <0.200 0.2 N7300 MCE 06/14/2002 DS Iron <2.00 2 N7300 MCE 06/14/2002 DS Lead <0.300 0.3 N7300 MCE 06/14/2002 DS Magnesium <1.30 1.3 N7300 MCE 06/14/2002 DS Manganese <0.300 0.3 N7300 MCE 06/14/2002 DS Molybdenum <1.00 1 N7300 MCE 06/14/2002 DS Nickel <0.200 0.2 N7300 MCE 06/14/2002 DS Zinc <0,500 0.5 N7300 MCE 06/14/2002 DS

(al Analysis indicates possible breakthrough: back section result is greater than 0% of the front section result.

General Notes: <: Less than the indicated limit of detection (LOD). —: Information not available or not applicable. Suck sections were checked and showed no significant breakthrough. '

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