NYC-WTC_000196738

NYC 9/11 Public Portal Document

Sep H 02 04.-15p PSC 610-321-3667 p. 16

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC AMALYTiCM • NY DOHINELAC10903 •NJDEP PA020 •EPANVLAP101262-0 •AIHAACCREDITATIONNO 10(1439 • PADEP 06-353 •CT OPH PH-023a ’NC DENR599

Analytical Results for

ATC Associates WorkOrder; R02090192 Client Reference: 19125-0342

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

Client ID: ATC-0904-42M-M5 Lab ID: -OSA Date Sampled: 9/4/2002 Matrix; Filter Air VoI.(L): NA

Aluminum <1 00 1 N73D0 MCE 09/10/2002 AJB Cadmium <0.200 0.2 N7300 MCE 09/10/2002 AJB Chromium (0 344 02 N7300 MCE 09/10/2002 AJB Cobalt <0.100 0.1 N7300 MCE 09/10/2002 AJB Copper <0.200 02 N7300 MCE 09/10/2002 AJB Iron <2 00 2 N7300 MCE 09/10/2002 AJB Lead <0,300 0.3 N730O MCE 09/10/2002 AJB Magnesium <1 30 1 3 N7300 MCE 09/10/2002 AJB Manganese <0 300 0.3 N7300 MCE 09/10/2002 AJB Molybdenum <1 00 1 N7300 MCE 09/10/2002 AJB Nickel <0 200 02 N7300 MCE 09/10/2002 AJB Zinc <0.500 05 N7300 MCE 09/10/2002 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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