NYC-WTC_000194871

NYC 9/11 Public Portal Document

5-24-2002 4:20PM FROM PHILIP ANALYTICAL S10 921 S407

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC •EPAINVLAP101262-0 ■MY C10903 •NJ DEPPA020 • AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 •CT DPH PH.0238 •NCOENR588 Analytical Results for ATC Associates WorkOrder; R02050656 Client Reference: 19125-0289, Metals

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) ; (mg/m") ; (ppm) (ng) Client ID; ATC-05 13-150M-MI Lab ID: -01A Date Sampled; 5/13/2002 Matrix; Piker AirVoI,(L): 1200 Aluminum <1.00 <0.000833 ~ 1 N7300 MCE 05/23/2002 /\JB Cadmium <0.200 <0,000167 0.2 N7300 MCE 05/23/2002 AJB Chromium 0.408 0.000340 V 0.2 N7300 MCE 05/24/2002 AJB Cobalt <0.100 <0.0000833 0.1 N73OO MCE 05/23/2002 AJB Copper <0.200 <0.000167 0.2 N73O0 MCE 05/23/2002 AJB Iron <2.00 <0.00167 2 N7300 MCE 05/23/2002 AJB Lead <0.300 <0.000250 0.3 N73O0 MCE 05/23/2002 AJB Magnesium <1.30 <0.00108 1.3 N7300 MCE 05/23/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 05/23/2002 AJB Molybdenum <1.00 <0.000833 1 N7300 MCE 05/23/2002 AJB Nickel <0.200 <0.000167 0.2 N7300 MCE 05/23/2002 AJB Zinc <0.500 <0.000417 0.5 N7300 MCE 05/24/2002 AJB

Client IO; ATC.0513-150M-M2 Lab ID: -02A Date Sampled: 5/13/2002 Matrix: Filter AirVol.(L); 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 05/23/2002 AJB Cadmium <0.200 <0,000167 0.2 N7300 MCE 06/23/2002 AJB Chromium 0.474 V 0.000395 02 N7300 MCE 05/24/2002 AJB Cobalt <0.100 <0.0000833 0,1 N7300 MCE 05/23/2002 AJB Copper <0.200 <0.000167 0.2 N7300 MCE 05/23/2002 AJB Iron <2.00 <0.00167 2 N7300 MCE 06/23/2002 AJB Lead <0.300 <0.000250 0.3 N7300 MCE 05/23/2002 AJB Magnesium <1.30 <0.00108 1.3 N7300 MCE 05/23/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 05/23/2002 AJB Molybdenum <1,00 <0.000833 1 N7300 MCE 05/23/2002 AJB Nickel <0.200 <0.000167 0.2 N7300 MCE 05/23/2002 AJB Zinc <0.500 <0.000417 0.5 N7300 MCE 05/24/2002 AJB

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NYC-WTC_000194871