Letter from the NYC Department of Health dated February 8, 2002, summarizing environmental sampling and asbestos testing results at a residential building.
NYC-WTC_000123868–000123873Folder label: “100 JOHN STREET Block: 69 Lot: 7502 BIN: 1001127 15-23 PLATT STREET, 20-24 GOLD STREET”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document 02/20/2002 09:35 FAX f l076
Summary ofAsbestos Sampling Results Page 3 of 3 Date sampled • Dec 3, 2001 Address: 100 John Street
of Polarized light Microscopy testing of dust at 100 John St., Dec. 3 2001 impled Outside Common IResidence t Residence 2
Numbers SA-O-27 VA-C-27 VA-RI-27 VA-R2-27
e fibers (%) None Detected None Detected None Detected None Detected
Asbestos in dust as determined by TEM. analysis: TEM analysis was conducted on all dust samples that showed asbestos content by PLM as less than 1%. TEM analysis is very specific, can detect smaller fibers of asbestos and is subject to less interference. This analysis was done to confirm the PLM findings of no asbestos found. However, TEM analysis is not used for regulatory purposes for dust samples.
tsults of Transmission Electron Microscopy testing of dust at 100 John St. Dec 3, 2001 Outside Common Residence 1 Residence 2 Area Sampled SA-0-27 VA-C-21 VARI-27 VA-R2-27 Sample Numbers Asbestos fibers (%) < 1% < 1% <1% None Detected
NYC-WTC 000123873
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