NYC-WTC_000189366

NYC 9/11 Public Portal Document 610-921-3667 p. IS Rpr 24 02 03:lOp PSC

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING 'EPA5WLAP 101262-0 ■ NY DOH/NELAC10903 • NJ DEP PA020 • AIHA ACCREDITATION NO. 100439 ■ PA DEP 06-353 • CT DPH PH-C238 • NC DEMR 59S

ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02O4O635 Client Reference; 19125-0290

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (t»g) : (iiig/ni^) ; (ppm) (ug) Client ID: ATC-0412-M894-M1 Lab ID: -01A Date Sampled: 4/12/02 Matrix; Filter AlrVoJ.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 04/23/2002 AJB Cadmium <0.000167 0.2 N7300 MCE 04/23/2002 AJB Chromium 0,455 0.000379 0.2 N7300 MCE 04/23/2002 AJB Cobalt <0,100 <0.0000833 0-1 N7300 MCE 04/23/2002 AJB Copper <0,200 <0.000167 0.2 N73OD MCE 04/23/2002 AJB Iran <2.00 <0.00167 2 N7300 MCE 04/23/2002 AJB Lead <0.300 <0.000250 0.3 N7300 MCE 04/23/2002 AJB Magnesium <1.30 <0.00108 1.3 N7300 MCE 04/23/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 04/23/2002 AJB Molybdenum <1.00 <0.000333 1 N7300 MCE 04/23/2002 AJB Nickel <0.200 <0.000167 0,2 N73O0 MCE 04/23/2002 A.IS Zinc <0.500 <0.000417 0.5 N7300 MCE 04/23/2002 AJB

Client ID: ATC-04I2-M894-M2 Lab ID: -02A Date Seniplcd: 4/12/02 Matrix: Filler AirVoI.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 04/23/2002 AJB Cadmium <0.200 <0.000167 0.2 N7300 MCE 04/23/2002 AJB Chromium 0.404 0.000336 0.2 N7300 MCE 04/23/2002 AJB Cobalt <0.100 <0.0000833 0.1 N7300 MCE 04/23/2002 AJB Copper <0,200 <0,000167 0.2 N7300 MCE 04/23/2002 AJB Iron <2.00 <0.00167 2 N7300 MCE 04/23/2002 AJB Lead <0.300 <0.000250 0.3 N7300 MCE 04/23/2002 AJB Magnesium <1.30 <0.00108 1.3 N73D0 MCE 04/23/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 04/23/2002 AJB Molybdenum <1.00 <0.000833 1 N7300 MCE 04/23/2002 AJB Nickel <0.200 <0.000167 0.2 N7300 MCE 04/23/3003 AJB Zinc <0.500 <0.000417 0.5 N7300 MCE 04/23/2002 AJB

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NYC-WTC_000189366