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Air Sampling Results, PS 89M, Mar 2002
Machine-extracted title · confidence 95%PSC Analytical Services results for dust samples collected at P.S. 89M on March 12, 2002.
NYC-WTC_000177728Page image
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NYC 9/11 Public Portal Document
Mar 12 02 02:50p PSC Analytical Services 6103219667 P- 12
INDUSTRIAL HYGIENE ENVIROMMENTAL TESTING • EP/WLAP 101262-0 -WY DOHtNELAC 10903 •NJOEP =A3’G • AIHA ACCREDITATION NO. 100439 >PA DEP06-353 • CT DPH PH-0233 •NCDENR 599
ANALYTICAL SERVICES Analytical Results for ATG Associates WorkOrder: R02030378 Client Reference; 19125-0297
Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) i (mg/m’) ; (ppm) 058) Client ID: DustI ATC-0307-89M Lab ID: -01A Date Sampled: 3/7/02 Matrix; Filter AirVol.{L): 1440 Total Particulate Matter <50.0 <0.00347 50 N0500 03/08/2002 TEN
(a) Analysis indicates possible breakthrough; back section result is greater than 0% of the front section result.
General Motes: <; Less than the indicated limit of detection (LOD). —: Information not available or not applicable. Back sections were checked and showed no significant breakthrough.
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CONFIDENTIAL, CITY_21MC1OO_OO3474233
SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000177728
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NYC-WTC_000177728Source: NYC Law Department, mirrored locally
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