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Law Department notice on WTC document preservation, Oct 2001

Machine-extracted title · confidence 95%

Notice from NYC Law Department instructing staff to preserve World Trade Center documents for potential legal actions.

NYC-WTC_000145027–000145344

Folder label: “NO INFO

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Scanned page image, NYC-WTC_000145243
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Unit 3A Results Post 1 st cleaning - Test 2B Sample ID Matrix Detected Result Comment 9094-A-3A-013 Air 0.116 ug/m3 Field blank contamination (Validation = R). 9094-A-3A-014 Air 0.131 ug/m3 Field blank contamination (Validation => R). 9094-M-3A-022 Microvac 4.85 ug/fl2 9094-M-3A-023 Microvac ND < 2.32 ug/ft2 9094-M-3A-024 Microvac 4.39 ug/ft2 9094-M-3A-025 Microvac ND 2.32 ugrtl2 9094-W-3A-018 Wipe ND 4.65 ug/ft2 9094-W-3A-019 Wipe 10.5 ug/ft2 9094-W-3A-020 Wipe 9.29 ug/ft2 9094-W-3A-021 Wipe ND < 4.65 ug/ft2 Mineral: alpha-Quartz Post 1st cleaning - Test 2B Sample ID Matrix Detected Result Comment 9094-A-3A-015 Air ND < 0.004 mg/m3 9094-A-3A-016 Air ND < 0.004 mg/m3

Mineral: Calcite Post 1st cleaning - Test 2B Sample ID Matrix Detected Result Comment 9094-A-3A-015 Air ND < 0.016 mg/m3 9094-A-3A-016 Air ND < 0.017 mg/m3

Mineral: Cristobalite

Post 1st cleaning - Test 2B Sample ID Matrix Detected Result Comment 9094-A-3A-015 Air ND < 0.016 mg/m3 9094-A-3A-016 Air ND < 0.017 mg/m3

Mineral: Tridymite Post 1st cleaning - Test 2B Sample ID Matrix Detected Result Comment 9094-A-3A-015 Air ND < 0.016 ing/m3 9094-A-3A-016 Air ND < 0.017 mg/m3

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NYC-WTC_000145243

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NYC-WTC_000145243Source: NYC Law Department, mirrored locally

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