NYC-WTC_000199057

NYC 9/11 Public Portal Document ■» Jab 07 02 05:02p PSC Analytical Services 6109219667 p. 15

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EP/WNVLAP 1D1262-0 •NYDQH/NELAC 10903 ■NJ DEP 77020 •AIHAACCREDITATIONNO. 100439 • PA DEP 06-353 • CT DPH PH-0238 • NC DENR 599

ANALYTICAL SERVICES •Analytical Results for

ATC Associates WorkOrder: RO1120273 Client Reference: 19125-0279: PCB, Metals, PAH & Cyanide i

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

Client ID: ATC-1211-234M-M6 Lab ID: -15A Date Sampled: 12/1 I/O I Matrix: Filter AirVol.(L): 1210 Aluminum <1 <0.000826 1 N73O0 MCE 12/19/2001 TH Cadmium <0.2 <0.000165 0.2 N7300 MCE 12/19/2001 TH Chromium <0.2 <0.000165 0.2 N7300 MCE 12/19/2001 TH Cobalt <0.1 <0.0000826 0.1 N7300 MCE 12/19/2001 TH Copper <0.2 <0.000165 0.2 N7300 MCE 12/19/2001 TH Iron <2 <0.00165 2 N7300 MCE 12/19/2001 TH Magnesium <1.3 <0.00107 1.3 N7300 MCE 12/19/2001 TH Manganese <0.3 <0.000248 0.3 N7300 MCE 12/19/2001 TH Molybdenum <1 <0.000826 1 N7300 MCE 12/19/2001 TH Nickel <0.2 <0.000165 0.2 N7300 MCE 12/19/2001 TH Zinc <0.5 <0.000413 0.5 N7300 MCE 12/19/2001 TH

Client ID: ATC-I2I1-234M-M7 LablD:-16A ' Date Sampled: IZ'l I/O I Matrix: Filler AirVol.(L): 1200 Aluminum <1 <0.000833 1 N73D0 MCE 12/19/2001 TH Cadmium <0.2 <0.000167 0.2 N73D0 MCE 12/19/2001 TH Chromium <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Cobalt <0.1 <0.0000833 0.1 N730D MCE 12/19/2001 TH Copper <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Iron <2 <0.00167 2 N7300 MCE 12/19/2001 TH Magnesium <1.3 <0.00108 1.3 N7300 MCE 12/19/2001 TH Manganese <0.3 <0.000250 0.3 N7300 MCE 12/19/2001 TH Molybdenum <1 <0.000833 1 N7300 MCE 12/19/2001 TH Nickel <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Zinc <0.000417 0.5 N73O0 MCE 12/19/2001 TH

Client ID; ATC-12 I 1-234M-MS Lab ID; -17A Date Sampled: 12/1 1/01 Matrix: Filter Air Vol.(L): 1200 Aluminum <1 <0.000833 1 N7300 MCE 12/19/2001 TH Cadmium <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Chromium 0.23775 0.000198 0.2 N7300 MCE 12/19/2001 TH Cobalt <0.1 <0.0000833 0.1 N7300 MCE 12/19/2001 TH Copper <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Iron <2 <0.00167 2 N7300 MCE 12/19/2001 TH Magnesium <1.3 <0.00108 1.3 N7300 MCE 12/19/2001 TH Manganese <0.3 <0.000250 0.3 N7300 MCE 12/19/2001 TH Molybdenum <1 <0.000833 1 N7300 MCE 12/19/2001 TH Nickel <0.2 <0.000167 0.2 N7300 MCE 12/19/2001 TH Zinc <0.5 <0.000417 0.5 N73O0 MCE 12/19/2001 TH

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NYC-WTC_000199059