NYC-WTC_000202422

NYC 9/11 Public Portal Document

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INDUSTRIAL HYGIENE ENVIRONMENTALTESTING sewages •EPA pa-00136 -NVOOH/NELAC 10903 A/JDEPPAOSa AMX »«t*«vnu nsk« Keadtns, PA •A.(MAAa:REDITATIONNO. 100459 "PA PEP 00-333 •CT DPH PH-023a (T*!) S1«-821-8aj3 (Fax) ClO-m^SSS? «CDE«599

Certificate of Analytical Results for ATC Associates Workorder; R02120739 Client Reference! 15-19125-0289

Analyte Concentration Limit of Test Dato Analyzed Detection Method /Analyst (ug) : (mg/ni*) • (gpm) (gg)

Client ID; ATC-1224-150M-M3 Lab BO: -03A Dale Sampled: 12/24/200 Matrix; Filter AirVoI.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 12/31/2002 AJB Cadmium <0.200 <0.000167 0,2 N7300MCE 12/31/2002 AJB Chromium 0.621 0,000517 0.2 N7300 MCE 12/31/2002 AJS Cobalt <0,100 <0.0000833 0.1 N7300 MCE 12/31/2002 AJB Copper <0.200 <0.000167 0.2 N7300 MCE 12/31/2002 AJB Iron <2.00 <0.00187 2 N7300 MCE 12/31/2002 AJB Lead <0.300 <0.000250 0.3 N7300 MCE 12/31/2002 AJB Magnesium <1.30 <0.00108 1.3 N7300MCE 12/31/2002 AJB Manganese <0.300 <0.000250 0.3 N7300MCE 12/31/2002 AJB Molybdenum <1.00 <0.000833 1 N7300MCE 12/31/2002 AJB

Nickel <0.200 <0.000167 0.2 N7300 MCE 12/31/2002 AJB Zinc <0.500 <0.000417 0.6 N7300 MCE 01/02/2003 AJB

Client lD; ATC-1224-150M-M4 Lab lP: .04A Date Sampled: 12/24/200 Matrix: Filter Air Vol.(L): NA

Aluminum <1.00 1 N7300 MCE 12/31/2002 AJB Cadmium <0.200 0.2 N73Q0 MCE 12/31/2002 AJB

Chromium 0.712 0.2 N7300 MCE 12/31/2002 AJB

Cobalt <0.100 0.1 N7300MCE 12/31/2002 AJB Copper 0.266 0.2 N7300 MCE 12/31/2002 AJB

Iron <2.00 2 N7300 MCE 12/31/2002 AJB Lead <0.300 0,3 N7300 MCE 12/31/2002 AJB Magnesium <1.30 1.3 N730Q MCE 12/31/2002 AJB Manganese <0.300 0.3 N730O MCE 12/31/2002 AJB Molybdenum <1.00 1 N7300 MCE 12/31/2002 AJB Nickel <0.200 0.2 N7300 MCE 12/31/2002 AJB Zinc <0.500 0.5 N730Q MCE 01/02/2003 AJB

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