NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 43/E-mails 2003 M. Gilsenan
Document / 3 pages

Laboratory explanation of PAH detection limit revision, March 2003

Machine-extracted title · confidence 85%

Laboratory response explaining method detection limit versus practical quantitation limit for PAH analysis and confirmation that samples did not require reanalysis.

NYC-WTC_000163085–000163087

Folder label: “E-mails 2003 M. Gilsenan

Page image
Scanned page image, NYC-WTC_000163087
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

21^-420-6092 Fax 917-612-4803 Cell

---- Original Message---- From: Usbeck, Fred [mailto:[email protected]] <mailto:[mailto:[email protected]]> Sent: Monday, March 24, 2003 3:50 PM To: agasparroOjIcenvironmental.com <mailto; agasparro@ j Icenvironmental. coin> Subject: Revised PAH results

Andrew - Attached are revised reports showing detection limits for PAH wipes at 1 ug per parameter. If you need anything else please get back to me (dioxin reports are being worked on). Thanks! Fred «R03030157 revised Report.pdf» «R03030158 revised Report.pdf» Fred Usbeck, CIH PSC Analytical Services 4418 Pottsville Pike Reading, PA 19605 [email protected] <mailto:[email protected]> (610) 921-8833 ext. 224

(See attached file: R03030157 revised Report.pdf)(See attached file: R03030158 revised Report.pdf)

3

NYC-WTC_000163087

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

NYC-WTC_000163087Source: 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 →