NYC-WTC_000212679

NYC 9/11 Public Portal Document o . T -T r oe e>iu-3<ri-3e>&/ p. iO

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING F’SC ANALYTICAL ■ NJDEP PA020 ■ EPAINVLAP101282-0 • NY DOHAIELAC10903 • AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 • CTDPHPlWae ■NC DEAR 599

Analytical Results for ATC Associates WorkOrder: R02060649 Client Reference: 19125-0279, Metals

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (mg/m’) ■ (ppm) Tug) Client ID: ATC-0611-234M-M1 C / Lab ID: -01A Date Sampled: 6/11/2002 Matrix; Filter AirVol.(L): 1200

Aluminum <1.00 <0.000833 1 N7300 MCE 06/25/2002 AJB Cadmium <0.200 <0,000167 0.2 N730O MCE 06/25/2002 AJS —Chromium 0.362 0.000302 — 0.2 N730O MCE 06/26/2002 AJB Cobalt <0.100 <0.0000833 0.1 N730O MCE 06/25/2002 AJB Copper <0.200 <0.000167 0.2 N7300 MCE 06/25/2002 AJB Iron 306 0.00255- 2 N7300 MCE 06/25/2002 AJB Lead <0.300 <0.000250 0,3 N7300 MCE 06/25/2002 AJB Magnesium 1.56 0.00130 " 1.3 N7300 MCE 06/25/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 06/25/2002 AJB Molybdenum <1.00 <0.000833 1 N7300 MCE 06/25/2002 AJB NicXel <0.200 <0.000167 0.2 N7300 MCE 06/25/2002 AJB Zinc <0.500 <0.000417 0.5 N7300 MCE 06/25/2002 AJB

Client ID; ATC-0611-234M-M2 i , Lab ID: -02A Date Sampled: 6/11/2002 Matrix: Filter AirVol.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE □6/25/2002 /KJB Cadmium <0.200 <0.000167 0.2 N7300 MCE 06/25/2002 AJB —-Chromium 0.320 0.000267----- 0.2 N7300 MCE 06/25/2002 AJB Cobalt <0.100 <0.0000833 0.1 N730O MCE 06/25/2002 AJB Copper <0.200 <0.000167 0.2 N73O0 MCE 06/25/2002 AJB iron <2.00 <0.00167 2 N730O MCE 06/25/2002 AJB Lead <0.300 <0.000250 0.3 N7300 MCE 06/25/2002 AJB Magnesium <1.30 <0.00108 1.3 N73O0 MCE 06/25/2002 AJB Manganese <0.300 <0.000250 0.3 N7300 MCE 06/25/2002 AJB Molybdenum <1.00 <0.000833 1 N730O MCE 06/25/2002 AJB Nickel <0.200 <0.000167 0.2 N730O MCE 06/25/2002 AJB Zinc <0.500 <0.000417 0.5 N730O MCE 06/25/2002 AJB

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NYC-WTC_000212679