Air Quality Analysis Results, P.S. 150M, June 2002

NYC 9/11 Public Portal Document lU o

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC • NJ DEP PA020 • EPA/NVLAP 101262-0 • NY COPWtELAC 10903 ■ AIHA ACCREDITATION NO. 100439 • PA DEP OS-353 • CT DPH PH-0238 •NCDENR599

Analytical Results for

ATC Associates VVorkOrdcr; R.02060244 Client Reference; 19125-0289, Metals

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) : (mg/nP) 1 (ppm)

Client ID: ATC-0603-I50M-M5 Lab ID: -OSA Date Sampled: 6/3/2002 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 DS Chromium 0.392 / 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 lion <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 <100 1 N7300 MCE 06/14/2002 DS Nickel <0.200 0,2 N7300 MCE 06/14/2002 D5 Zinc <0.500 0.5 N7300 MCE 06/14/2002 OS

(.1) 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. Back sections were checked and showed no significant breakthrough.

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