NYC-WTC_000202236

NYC 9/11 Public Portal Document

Rpe 1202 09:43a PSC Sia-S21 -9667 p. 15

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING • EP/VNVLAP 101262-0 ’ NY DOHMELAC 10903 ■ NJ DEP PA020 ‘ AlHA ACCREDITATION NO. 10t«3 ■ PA DEP 06-353 •CT0PHPH-Q218 •NO DENR599 Analytical Results ANALYTICAL SERVICES for ATC Associates WorkOrder; RO2040250 Client Reference: 19125-0297, METALS

Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (eg) (mg/m’) ; (ppm) (ug)

Client ID: ATC-0404-89M-M3 Lab ID: -OSA Date Sampled: 4/4/02 Matrix: Filter Air Vol. (L); 1200

Aluminum <1.00 <0.000833 1 N7300 MCE 04710/2002 DS Cadiniurn <0.200 <0.000167 0.2 M73O0 MCE 04/10/2002 DS —Chromium 0.491 0.000409 0.2 N7300 MCE 04/10/2002 DS Cobalt <0.100 <0.0000833 Q.1 N7300 MCE 04/10/2002 DS Copper <0.200 <0.000167 0.2 N7300 MCE 04/10/2002 DS Iron <2.00 <0.00167 2 N7300 MCE 04/10/2002 DS Lead <0.300 <0.000250 0.3 N7300 MCE 04/10/2002 DS Magnesium <1.30 <0.00108 1.3 N7300 MCE 04/10/2002 DS Manganese <0.300 <0.000250 0.3 N7300 MCE 04/10/2002 DS Molybdenum <1.00 <0.000833 1 N7300 MCE 04/10/2002 DS Nickel <0.200 <0.000167 0.2 N7300 MCE 04/10/2002 DS Zinc <0.500 <0.000417 0.5 N73O0 MCE 04/10/2002 OS

Client ID: ATC-Q404-S9M-M4 Lah ID: -04.A Date Sampled;4/4/02 Matrix: Filter AirVol.(L); 1200

Aluminum <1.00 <0.000833 1 N7300 MCE 04/10/2002 DS Cadmium <0.200 <0.000167 0.2 N730Q MCE 04/10/2002 DS Chromium 0.362 0.000301-^ 0.2 N7300 MCE 04/10/2002 DS Cobalt <0.100 <0.0000833 0.1 N73D0 MCE D4/10/2002 DS Copper <0.200 <0.000167 0.2 N7300 MCE 04/10/2002 DS Iron <2.00 <0.00167 2 N7300 MCE 04/10/2002 DS Lead 0.312 0.OOD2B0 0.3 N7300 MCE 04/10/2002 DS Magnesium <1.30 <0.00108 1.3 N7300 MCE 04/10/2002 DS Manganese <0.300 <0.000250 0.3 N7300 MCE 04/10/2002 DS Molybdenum <1.00 <0.000833 1 N7300 MCE 04/10/2002 DS Nickel <0.200 <0.000167 0.2 N7300 MCE 04/10/2002 DS Zinc <0.500 <0.000417 0.5 N73D0 MCE 04/10/2002 DS

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