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Document / 93 pages

WTC sample cover sheet, Dec 28 2001

Machine-extracted title · confidence 95%

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

NYC-WTC_000002742–000002834

Folder label: “524 12/28/01

Page image
Scanned page image, NYC-WTC_000002746
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\01DEC28\1228BL1.D Vial: 5 Acq On : 28 Dec 2001 9:12 am Operator: 206-BH Sample : lb 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 1 Benzene, 1,4-difluoro- Concentration Rank 3

R.T. EstConc Area Relative to ISTD R.T. --------------------------------------------------------------------- 15.10 0.04 ug/L 31252 1,4-DIFLUOROBENZENE 14.44

Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 35 2 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 35 3 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 35 4 Butanal, ethyihydrazone Ublb -/b—iU—tS 9 Abundance Scan 710 (15.103 min): 1228BL1.D (-) z 114.05 100.00% 14

5000

63 88 50 1 100 131 14.80 15.00 15.20 15.40 m z 63.00 20.18% 11012013014015016( )7: Benzene, 1,4-difluoro- 114

14.80 15.00 15.20 15.40 63 m z 88.00 16.12% 88 I 75 50 i I > 30 40 50 60 70 80 90 10011012013014015016017018011 00092 210 dance #64098: Benzene, 1,3-difluoro- 1 4

5000

63 88 37 50 75 1 1 1 1 1 11 11 1 1 1 1 11 1 I i i

> 30 40 50 60 70 80 90 100110120130140150160170180190200 210 dance #64096: Benzene, 1,2-difluoro- 1 4 m/z 50.10 10.08%I

5000

63 88 37 1 7550 > 30 40 50 60 70 80 90 100110120130140150160170180190200 210 14.80 1

1228BL1.D HP121001.M Wed Jan 02 16:49:07 2002 Page 1

NYC-WTC 000002746

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NYC-WTC_000002746Source: NYC Law Department, mirrored locally

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

NYC-WTC_000002616

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

machine-extracted · confidence unavailable · Check page ↗
WTC sample cover sheet, Dec 19 2001 · Box DEP Box 04

NYC-WTC_000002237

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

machine-extracted · confidence unavailable · Check page ↗
WTC sample cover sheet, Dec 14 2001 · Box DEP Box 04

NYC-WTC_000002142

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

machine-extracted · confidence unavailable · Check page ↗
WTC sample cover sheet, Dec 13 2001 · Box DEP Box 04

NYC-WTC_000002034

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

machine-extracted · confidence unavailable · Check page ↗
WTC sample cover sheet, Dec 26 2001 · Box DEP Box 04

NYC-WTC_000002499

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

6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.999

machine-extracted · confidence unavailable · Check page ↗
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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