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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_000149597
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Sample Cristobalite Tridymite Calcite Portlandite Gypsum Mica Halite Building Particle Size Quartz Volume (g^m’) (PB/m^ (MB/m’)) Number Fraction (MB/m’) (L)

28 PMKM 1458 28 PM100 1468 3J 4J

28 PMIOO 1380 28 PMIOO 1346 28 PMIOO 1337 28 PM10 1400 3J

28 PM10 14S0 28 PM10 1366 3J 28 PM10 1343 28 PM4 898 5J 28 FM4 891 28 HW 859 5J 28 FM4 810 28 PM2.5 1396 28 PM2.5 1^ 28 PM2.5 1319 28 PM2^ 1451

29 PMIOO 1519 29 RVI100 1468 4J 29 PMIOO 1447 29 PM1O 1527 29 PM10 1481 29 PM1O 1447 29 PM10 1212 3J 29 PM4 927 12 J 29 FM4 897 19 J 29 PM4 887 5J 29 PM4 746 5J

29 PM25 1451

30 PM10 1307 3J 34 30 PM10 1297 30 PM4 822 SJ 30 PM4 781 30 PM2^ 1307

KesuHs for htcBrlilual Comparison Buildings Sempletl M>ove SBOi Street (Buildings 31-S4)

31 PM10 1346

31 PM10 1328 3J 31 PM10 1347 31 PM10 1324

125

NYC-WTC_000149597

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NYC-WTC_000149597Source: NYC Law Department, mirrored locally

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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 ↗

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