NYC Law Department release
Independent mirror · updated as the City releases more · v1.2.6
← Document results/DEP Box 10/ATSDR/DHAC_ASTM
Document / 146 pages

Chain of Custody Form Instructions for WTC Building Sampling

Machine-extracted title · confidence 100%

Instructions and sections for collecting sample location data from a specific building interior.

NYC-WTC_000149537–000149682

Folder label: “ATSDR/DHAC_ASTM

Page image
Scanned page image, NYC-WTC_000149596
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Sample Calcite Portlandite Gypsum Mica Hal He Building Particle Size Quartz Cristobalite Tridymite Volume Mfl/m’) MB/m’J (MS/m’)) Number Fraction (Mfl/m’) (Mfl/m’)

2S PM2.5 1414 25 PM2^ 1433 25 PM2^ 1444

26 PM100 1447 26 PM100 1445 7J 26 PM100 1424 % PM100 1432 26 PM10 1453 26 PM10 1462 R R R R R R R R 26 PM10 1469 26 PM10 1445 26 PM10 1429 R R R R R R R R 26 PM10 1424 R R R R R R R R PM4 894 26 f=M4 909 26 FM4 889 26 PM4 886 26 PM2.5 1449 26 PM2^ 1444 26 PM25 1436 26 PM2.5 1429

27 PM100 1473 27 PM100 1450 3J 27 PM100 1469 27 PM10C 1454 27 PM10 1467 27 PM10 1457 27 PM10 1434 27 PM10 1435

27 PM4 923 27 PM4 902 27 PM4 917 27 PM4 906 27 PM4 902 27 PM25 1462 27 PM2^ 1457 27 PM2.5 1458 27 PM25 1451

28 PM100 1427 3J

124

NYC-WTC_000149596

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

NYC-WTC_000149596Source: 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

DEP WTC General Correspondence Form · Box DEP Box 10

NYC-WTC_000149798

Generic form or header page from the Department of Environmental Protection regarding general World Trade Center notices and requests.

24 shared non-person entities · Same agency, volume and box · similarity 0.975

machine-extracted · confidence unavailable · Check page ↗

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 →