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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 28, 2002.
NYC-WTC_000177740Page image
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NYC 9/11 Public Portal Document
INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPA/NVLAPtO12S2-(l ■ NY OOH/NELAC 10903 •NJOEP PA020 •AIHA ACCREDITATION NO. 100439 • PA DEP 06-353 •CT DPH 34-0235 ■NCDENR599
ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: R02O40O83 Client Reference: 19125-0297 DUST
Analyte Concentration Limit of Test Date .Analyzed Detection Metlrod /Analyst (Ug) 1 (mg/m’) I (ppm) (ug)
Client ID: Dust) ATC-0328-89M Lab ID: -OlA Date Sampled: 3/2S/02 Matrix: Filter Air Vol.(L): 1440 Total Particulate Matter <50.0 <0.00347 50 N0500 04/03/2002 TEN
(a) Analysis indicates possible breakthrough; back section result is greater than 0% of the front section result.
General Notes: <: Less than the indicated limit of detection (LOD). liiforination not available or not applicable. Back sections were checked and showed no significant breakthrough.
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CONFIDENTIAL, CITY_21MC100_003474321 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000177740
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NYC-WTC_000177740Source: NYC Law Department, mirrored locally
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