NYC-WTC_000197639

NYC 9/11 Public Portal Document

ENVIRONMENTAL TESTING PSC ANAUVTIGAL INDUSTRIAL HYGIENE SERVICES • EPAWLAP 101262-0 •NY DOH/NEIAC10903 •NJDEPPA020 • AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 •CTDPHPW)238 •NCDENR599 Analytical Results for ATC Associates Workorder: R02060821 Client Reference: 19125-0246, Metals

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

Client ID: ATC-0619-STY-M5 Lab ID: -05A Date Sampled: 6/19/02 Matrix: Filter Air Vol.(L): NA Aluminum <1.00 1 N7300 MCE 07/01/2002 AJB Cadmium <0.200 0.2 N7300 MCE 07/01/2002 AJB Chromium 0.312 0.2 N7300 MCE 07/01/2002 AJB Cobalt <0.100 0.1 N7300 MCE 07/01/2002 AJB Copper <0.200 0.2 N7300 MCE 07/01/2002 AJB Iron <2.00 2 N7300 MCE 07/01/2002 AJB Lead <0.300 0.3 N7300 MCE 07/01/2002 AJB Magnesium <1.30 1.3 N7300 MCE 07/01/2002 AJB Manganese <0.300 0.3 N730O MCE 07/01/2002 AJB Molybdenum <1.00 1 N7300 MCE 07/01/2002 AJB Nickel <0.200 0.2 N7300 MCE 07/01/2002 AJB Zinc <0.500 0.5 N7300MCE 07/01/2002 AJB

(a) 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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