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Document / 125 pages

WTC sample cover sheet, Dec 27 2001

Machine-extracted title · confidence 95%

Cover page for environmental sample records from December 27, 2001, associated with the World Trade Center site.

NYC-WTC_000002616–000002740

Folder label: “524 12/27/01

Page image
Scanned page image, NYC-WTC_000002646
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document Lt.U.L d .y l.ULL1.PUuw.t hepw.L

Data File : C:\HPCHEM\1\DATA\01dec27\31376.D Vial: 8 Acq On : 27 Dec 2001 4:52 pm Operator: 206-BH Sample : nyc Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP121001.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L

Peak Number 3 3-Hexanone, 2-methyl- Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T. --------------------------------------------------------------------- 15.10 0.03 ug/L 12468 1,4-DIFLUOROBENZENE 14.46

Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 3-Hexanone, 2-methyl- 114 C7H14O 007379-12-6 4 2 4-Heptanone 114 C7H14O 000123-19-3 4 3 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H204 002892-51-5 4 4 2H-Pyran-2-one, tetrahydro-4-methyl 114 C6H1002 001121-84-2 3 abundance) Scan 710 (15.103 min): 31376.D (-) m/z 114.05 100.00% 14

63 15.40 rr1 I I 57 1 ITT, m/z 63.00 24.87% 50 60 70 80 9 100 110 120 [1\ #3058: 3-Hexanone, 2-methyl-

? 71

14.80 15.00 1 27 114 m/z 88.00 22.96%I

100 110 120 #64152: 4-Heptanone

71 14.80 15.00 1 m/z 44.00 22.83%I 27

58 99 60 70 80 90 10 ene-1,2-dione, 3,4-dihydroxy- 14.80 15.00 15.20 15.40 m/z 57.00 17.410

5000 114 86 17 40

10 20 30 40 50 60 70 80 14.80 15.00 15.20 15.40

31376.D HP121001.M Thu Dec 27 17:32:12 2001 Page 3

NYC-WTC 000002646

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NYC-WTC_000002646Source: NYC Law Department, mirrored locally

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WTC sample cover sheet, Dec 28 2001 · Box DEP Box 04

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Cover page for environmental sample records from December 28, 2001, associated with the World Trade Center site.

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WTC sample cover sheet, Dec 26 2001 · Box DEP Box 04

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Cover page for environmental sample records from December 26, 2001, associated with the World Trade Center site.

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WTC sample cover sheet, Dec 19 2001 · Box DEP Box 04

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Cover page for environmental sample records from December 19, 2001, associated with the World Trade Center site.

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WTC sample cover sheet, Dec 13 2001 · Box DEP Box 04

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Cover page for environmental sample records from December 13, 2001, associated with the World Trade Center site.

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WTC sample cover sheet, Dec 14 2001 · Box DEP Box 04

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Cover page for environmental sample records from December 14, 2001, associated with the World Trade Center site.

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WTC sample cover sheet, Nov 27 2001 · Box DEP Box 04

NYC-WTC_000001851

Cover page for environmental sample records from November 27, 2001, associated with the World Trade Center site.

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997

machine-extracted · confidence unavailable · Check page ↗

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