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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

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Scanned page image, NYC-WTC_000149575
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NYC 9/11 Public Portal Document

Results From Air Samples Results From Dust Samples

Building Fibers In Air Asbestos In SVF In Air Asbestos In Asbestos in Dust SVFInDust Number Sample Location PCM ff/cc) AlrTEM(f/cc) SEM ff/cc) Dust PLM (%) TEM(%) PLM (%) 19 Outside <.001 ND NA ND 19 Common overioaded <.006 ND ND ND 19 Residence 1 <.001 ND ND ND 19 Residence 2 <.001 ND ND ND

2) Outside <.001 Not Sampled Not Sampled Not Sampled 20 Outside co-located <.001 Not Sampled Not Sampled Not Sampled 20 Common <.001 ND ND ND Residence 1 <.001 ND ND ND 20 Residence 2 <.001 ND ND ND

21 Outside <.001 Not Sampled Not Sampled Not Sampled 21 Common <.001 ND ND ND 21 Residence 1 <.001 ND ND ND 21 Residence 2 <.001 ND ND ND

22 Outside <.001 ND ND 7 22 Common 0.001 ND ND 3 22 Residence 1 <.001 ND ND 2 22 Residence 2 <.001 ND ND ND 22 Res 2 co-located <.001 Not Sampled Not Sampled Not Sampled

23 Outside <.001 Not Sampled Not Sampled Not Sampled 23 Common <.001 ND ND ND 23 Residence 1 <.001 ND ND ND 23 Residence 2 <.001 ND ND ND

24 Outside 0.002 ND ND 55 24 Common 0^ ND <1 5 24 Residence 1 0.001 ND ND ND 24 R^idence 2 0.005 <.001 0.5555s7 ND ND 10 24 Res 2 co-located 0.005 <.001 Not Sampled Not Sampled Not Sampled

25 Outside <.001 Not Sampled Not Sampled Not Sampled 25 Common <.001 ND ND 5 25 Residence 1 <.001 ND ND 5 25 Residence 2 0.001 ND ND ND

26 Outside 0.001 Not Sampled Not Sampled Not Sampled % Common 0.004 <.001 <0.00004 ND ND 5 26 Residence 1 0.012 <.001 <0.00004 ND ND ND

103

NYC-WTC_000149575

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NYC-WTC_000149575Source: NYC Law Department, mirrored locally

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