NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 53/No folder label
Document / 13 pages

Chain of Custody: DEP Cleanup Samples, October 14, 2002

Machine-extracted title · confidence 95%

Chain of custody document from PSC Analytical Services regarding the receipt and analysis of samples for the DEP cleanup project.

NYC-WTC_000130038–000130050
Page image
Scanned page image, NYC-WTC_000130049
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

INDUSTRIAL HYGIENE ENVIRONMENTAL TESTING •EPAtttjLAP 101262.0 •NY DONt1ELAC 10903 •AINA ACCREDITATION No.100439 • PA DEP 06-363 •C DEP PA020 • NC DENR 599 CT DPNPI+0239 Analytical Results for ATC Associates WorkOrder: R02100360 Client Reference: DEP Cleanup, 15-22906-0002

(ug) (mg/m') (ppm) Detection (ug) I Method I /Analy, Client ID: S5N 18 Lab ID: -19A Date Sampled: 10/8102 Total Particulate Matter Matrix: Filter Air Vol.(L): 901. <50.0 <0.0554 -- 50 N0500 10/11/2002 Silica (Quartz Total) <10.0 <0,0111 - 10 AIRBORNE SILICA 10/11/2002 Client ID: S4S-19 Lab ID: -20A Date Sampled: 10/8/02 Total Particulate Matter Matrix: Filter Air Vol.(L): 903.(- <50.0 <0.0553 - 50 N0500 10/11/2002 . Silica (Quartz Total) <10.0 <0.0111 - 10 AIRBORNE SILICA 10/11/2002 i Client ID: S4N-20 Lab ID: -21A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 615.5 Total Particulate Matter <50.0 <0.0812 - 50 N0500 10/11/2002 A Silica (Quartz Total) <10.0 <0.0162 -• 10 AIRBORNE SILICA 10/11/2002 A Client ID: S3S-2I Lab ID: -22A Date Sampled: P 10/8/02 Matrix: Filter Total Particulate Matter Air Vol-(L): 909. 1 <50.0 <0.0550 - 50 N0500 10/11/2002 Al Silica (Quartz Total) <10.0 <0.0110 - 10 AIRBORNE SILICA 10/11/2002 AC Client ID: S3N-22 Lab ID: -23A Date Sampled: P 10/8/02 Matrix: Filter Total Particulate Matter Air Vol.(L): 620.1 <50.0 <0.0806 - 50 N05W 10/11/2002 AD Silica (Quartz Total) <10.0 <0.0161 - 10 AIRBORNE SILICA 10/11/2002 AD Client ID: S2N-23 Lab ID: -24A Date Sampled: 10/8/02 Matrix: Filter Air Vol.(L): 614.9 Total Particulate Matter <50.0 <0.0813 •- 50 N0500 10/11/2002 ADI Silica (Quartz Total) <10.0 <0.0163 - 10 AIRBORNE SILICA 10/11/2002 ADt

Page 4 of 5

NYC-WTC 000130049

OCR can misread numbers and units. Confirm readings against the page image before using them.

NYC-WTC_000130049Source: NYC Law Department, mirrored locally

Related records

Browse subjects →

Ranked by indexed similarity. Reasons describe shared subjects and filing context; check the source records.

Same-box records

Filed elsewhere

More like this page

Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.

Page similarity is temporarily unavailable or this page has no indexed vector.

Others also read

Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.

Compare copies and versions →