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Dust analysis results, PS234M, March 2002

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Laboratory analytical results for dust samples collected at PS234M on March 31, 2002.

NYC-WTC_000177761–000177763
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NYC 9/11 Public Portal Document

Feb 11 02 03:51p PSC Analytical Services 6109213667 p . 5

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPWNVIAP101262-0 • NY D0H4JELAC10303 • NJ DEP 77020 ■ AIHA ACCREDITATION NO. 100439 ■ PA DEP 06-353 ■CT DPH PH-0239 •NCDENR599

ANYiYTrCAK SERVICES Analytical Results for ATC Associates WorkOrder; R02020107 Client Reference: 19125-0297

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

Client ID: M3 ATC-0131-89M Lab ID: -03A Date Sampled: 1/31/02 Matrix: Filler AirVoI.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 02/08/2002 TH Cadmium <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Chromium 0,378 0.000315 0.2 N7300 MCE 02/08/2002 TH Cobalt <0.100 <0.0000833 0.1 N730O MCE 02/08/2002 TH Copper <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Iron <2.00 <0.00167 2 N73O0 MCE 02/08/2002 TH Lead 0.325 0.000271 0.3 N7300 MCE 02/08/2002 TH Magnesium <1.30 <0.00108 1.3 N7300 MCE 02/08/2002 TH Manganese <0.300 <0.000250 0.3 N73D0 MCE 02/08/2002 TH Molybdenum <1.00 <0.000833 1 N7300 MCE 02/08/2002 TH Nickel <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Zinc <0.500 <0.000417 0.5 N7300 MCE 02/08/2002 TH

Client ID: M4 ATC-0I3I-S9M Lab ID: -04A Date Sampled; 1/31/02 Matrix: Filter AirVol.(L): 1200 Aluminum <1.00 <0.000833 1 N7300 MCE 02/08/2002 TH Cadmium <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Chromium 0.537 0.000448 0.2 N7300 MCE 02/08/2002 TH Cobalt <0.100 <0.0000833 0.1 N7300 MCE 02/08/2002 TH Copper <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Iron <2.00 <0.00167 2 N7300 MCE 02/08/2002 TH Lead <0.300 <0.000250 0.3 N7300 MCE 02/08/2002 TH Magnesium A' 1.50 0.00125 1.3 N7300 MCE 02/08/2002 TH Manganese <0.300 <0.000250 0.3 N7300 MCE 02/08/2002 TH Molybdenum <1.00 <0.000833 1 N7300 MCE 02/08/2002 TH Nickel <0.200 <0.000167 0.2 N7300 MCE 02/08/2002 TH Zinc <0.500 <0.000417 0.5 N7300 MCE 02/08/2002 TH

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CONFIDENTIAL, CITY_21MC100_003474361 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000177762

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NYC-WTC_000177762Source: NYC Law Department, mirrored locally

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