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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_000149584
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Building Method or Number Sample Type Location Quartz Cristobalite Tridymite Caicite Portlandite Gvpsum Mica Halite

25 Air (pg/m^) PM100 ND ND ASN ND ND 3J ND ND

25 Air (pg/m^ PM10 R R R R R R R R

25 Air (yg/m^) PM4 ND ND ASN ND ND 4J ND ND

25 Air (yg/m^)________ PM2.5 ND ND ASN ND ND 3J ND ND Settled surface dust 25 ________ Common area ND ND ND ND ND 2J ND ND Settled surface dust 25 {%)_____________ Outdoor NS NS NS NS NS NS NS NS Settled surface dust 25 (%)________ Residence 1 ND ND ND ND ND ND ND ND Settled surface dust 25 (%) Residence 2 ND ND ND ND ND 2J ND ND

26 Air (yg/m^) PM100 8J ND ASN ND ND ND ND ND

26 Air (yg/m^) PM10 ND ND ASN ND ND ND ND ND

26 Air (ug/m’) PM4 ND ND ASN ND ND ND ND ND

26 Air (yg/m^)________ PM2.5 ND ND ASN ND ND ND ND ND Settled surface dust 26 (%)________ Common area 0.7 J ND ND 2J 0.6 J 2J 0.07 J ND Settled surface dust 26 (%) Outdoor NS NS NS NS NS NS NS NS Settled surface dust 26 (%)________ Residence 1 ND ND ND ND ND ND ND ND Settled surface dust 26 {%) Residence 2 ND ND ND ND ND 0.05 J ND ND

27 Air (yg/m^) PM 100 3J ND ASN ND ND ND ND ND

27 Atr(yg/m^ PM10 ND ND ASN ND ND ND ND ND

27 Air (yg/m®) PM4 ND ND ASN ND ND ND ND ND

27 Air (yg/m^_______ PM2.5 ND ND ASN ND ND ND ND ND Settled surface dust 27 ________ Common area 0.04 J ND ND 0.02 J ND 0.1 J ND ND Settled surface dust 27 (%)________ Outdoor 4J ND ND 1J 0.8 J 0.04 J 0.07 J ND Settled surtece dust 27 (%) Residence 1 ND ND ND ND ND 0.6 J ND ND Settled surtece dust 27 (%) Residence 2 ND ND ND ND ND 1J ND ND

28 Air (yg/m^) PM100 3J ND ASN ND NO 3J ND 4J

28 Air {yg/m’) PM10 ND ND ASN ND ND 3J ND ND

28 Air (yg/m^) PM4 ND ND ASN ND ND 5J ND ND

28 Air (yg/m^_______ PM2.5 ND ND ASN ND ND ND ND ND Settled surface dust 28 (%)________ Common area ND ND ND ND ND 1J ND ND Settled surface dust 28 (%) Outdoor 8J ND ND 3J 2J 0.3 J 0.09 J ND Settled surface dust 28 ________ Residence 1 ND ND ND ND NO ND ND ND Settled surface dust 28 (%) Residence 2 ND NO NO NO ND 1J ND ND

29 Air (yg/m^) PM100 4J NO ASN ND ND NO ND ND

29 Air (ug/m^) PM10 ND ND ASN ND ND 3J ND ND

29 Air (yg/m^) PM4 19 J ND ASN ND NO 5J ND ND

112

NYC-WTC_000149584

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NYC-WTC_000149584Source: NYC Law Department, mirrored locally

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