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machine-extracted · confidence unavailable · Check page ↗Document / 1 page
Industrial hygiene analytical results report, Feb 2002
Machine-extracted title · confidence 85%Analytical results document from ATC Associates for industrial hygiene environmental testing conducted under a specific work order.
NYC-WTC_000176011Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document oiu-aei-OOD/ P- t
INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING PSC •EPANVLAP 1111262-0 • NY DOHINELAC10903 •NJ DEP PA020 ■AIHA ACCREDITATION NO 100439 • PA DEP 05-363 •CT OPH PH-0238 •NO OENR 599
Analytical Results for ATC Associates WorkOrder: R02050849 Client Reference; 19125-0279, Silica
Analyte Concentration Limit of Test Date Analyzed Detection Method /Analyst (ug) (ma/m’) ■ (ppml (ug)
Client ID: ATC-0S21-234M-S1 Lab ID: -01A Date Sampled: 5/21/2002 Matrix: Filter AirVol.(L): 1020
Total Particulate Matter <50.0 <0.0490 50 NO500 05/28/2002 ADM
Client ID: ATC-0521-234M-S2 Lab ID: -02A Date Sampled: 5/21/2002 Matrix: Filter AirVoUL): 1020
Total Particulate Matter <50.0 <0.0490 50 N0500 05/28/2002 ADM
Client ID: ATC-0521-234M-S3 Lab ID: -03A Date Sampled: 5/21/2002 .Vlatrix: Filter AirVol.(L): 1020
Total Particulate Matter <50.0 <0.0490 50 N0500 05/28/2002 ADM
Client ID; ATC-0521-234M-S4 Lab ID: -04A Date Sampled: 5/21/2002 Matrix: Filter AirVol.(L): 1020
Total Particulate Matter <50.0 <0.0490 50 N0500 05/23/2002 ADM
Client ID; ATC-0521 2J4M-.S5 Lab ID: -OSA Date Sampled; 5/21/2002 Matrix: Filter Air Vol.(L): 816
Total Particulate Matter <50.0 <0.0613 50 N050O 05/28/2002 ADM
Client ID; ATC-0S21-234M-S6 Lab ID: -06.A Date Sampled; 5/21/2002 .Matrix: Filter AirVuUL); 816
Total Particulate Matter <50.0 <0.0613 50 N0500 05/28/2002 ADM
Client ID; ATC-052I-234M-S7 Lab ID: -07A Date Sampled: 5/21/2002 Matrix: Filter AirVoIXL); 816
Total Particulate Matter <50.0 <0.0613 50 N0500 05/28/2002 ADM
Client ID; ATC-052 I-234M-S8 Lab ID: -OSA Date Sampled: 5/21/2002 Matrix: Filter Air Vol.(L); NA
Total Particulate Matter <50.0 50 N0500 05/28/2002 ADM
(a) Analysis indicates possible breakthrough, back section result is greater than 0% of the front section result.
General Noles: <: Less than the indicnied limit of detection (LOO). Information not available or not applicable. Back sections were cheeked and showed no significant breakthrough.
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CONFIDENTIAL, CITY_21MC100_011530783 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008
NYC-WTC_000176011
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NYC-WTC_000176011Source: NYC Law Department, mirrored locally
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