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NYC-WTC_000223163
Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000223163–000223164Page image
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OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
bio-921-3G67 P• 5 Maa 10 02 09:02a PSC
i=SIZ INDUSTRIAL HYGIENE • EPAINVLAP101282-0 • AIHA ACCREDITATION NO. 100439 >NC DENRSSa ENVIRONMENTAL TESTING • NY DOHAjELAC 10903 • PA OEP 08-353 •NJDEPPA020 .CTDPHPH-023B
ANALYTICAL SERVICES Analytical Results for ATC Associates WorkOrder: RO2O5OO27 Client Reference: 19125-0279, SILICA
Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (“B) (mg/m’) ; (ppm) (ug) Client ID: ATC-0430-234M-S7 Lab ID; -07A Date Sampled: 4/30/02 Matrix: Filter Air Vol.(L): 1020 Total Particulate Matter 74.0 0.0725 50 N05O0 05/07/2002 ADM
Silica (Quartz Total) <10.0 <0.00980 10 AIRBORNE SILICA 05/07/2002 ADM
Client ID: ATC-O430.234M-S8 Lab ID: -OSA Date Sampled: 4/30/02 Matrix: Filter Air VoI.(L): NA Total Particulate Matter <50.0 50 N0500 05/07/2002 ADM
Silica (Quartz Total) <10.0 10 AIRBORNE SILICA 05/07/2002 ADM
(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). - Information not available or not applicable. Back sections were checked and showed no significant breakthrough.
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CITY_21MC100_002889368
NYC-WTC_000223164
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NYC-WTC_000223164Source: NYC Law Department, mirrored locally
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