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← Document results/DEP Box 04/524 1/24/02
Document / 103 pages

DEP form with redacted names, Jan 24 2002

Machine-extracted title · confidence 75%

Multi-page DEP form containing redacted personal names and references to site operations in January 2002.

NYC-WTC_000000423–000000525

Folder label: “524 1/24/02”

Page image
Scanned page image, NYC-WTC_000000506
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document L1.w. aL r SeaL uii Lutupu uiiu L .e-.u.L t_

Data File : C:\HPCHEM\1\DATA\02JAN24\1403FB.D Vial: 14 Acq On : 25 Jan 2002 3:25 am Operator: 201-wb Sample : nyc 524 field bl Inst : GC/MS Ins Misc : January 24, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP010702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L

Peak Number 2 Benzene, 1,4-difluoro- Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. --------------------------------------------------------------------- 15.82 0.07 ug/L 43288 1,4-DIFLUOROBENZENE 15.17

Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 16 2 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 9 3 Ethene, (2-chloroethoxy)- 106 C4H7C10 000110-75-8 9 4 Etnanoi, 2- (2-cnloroetnoxy) - L 3(21L)2 UUU62t5-8y- / 9 )undancj Scan 684 (15.818 min): 14i043FB.D (-) m/z 114.00 100.00%

63

48 70 78 88 139 103 171 15.40 15.60 15.80 16.00 16.20 m/z 63.00 52.77% 50 60 70 80 90 100 110 120 130 140 #2864: Benzene, 1,4-difluoro- 14

63 15.40 15.60 15.80 16.00 16.20 m z 37.30 43.251 50 88 37 81 > 20 30 40 50 60 70 80 90 100 110 1 130 140 150 1 dance #2865: Benzene, 1,3-diflt 14

5000 m/z 42.30 39.220 63 88 37 i 75

70 80 90 100 110 120 130 140 150 160 1 #63656: Ethene, (2-chloroethoxy)- 15.40 15.60 15.80 16.00 16.20 m/z 36.20 38.64%

106

TTY 88 1 1 1 1 1 1 1 1 In 80 90 100 110 120 130 140 1 15.40 15.60 15.80 16.00 16.20

1403FB.D HP010702.M Mon Jan 28 11:17:17 2002 Page 2

NYC-WTC 000000506

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NYC-WTC_000000506Source: NYC Law Department, mirrored locally

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