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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_000000449
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document L11J1 a1 _y 5eai c:ii wuipu uiu rcepu.L L

Data File : C:\HPCHEM\1\DATA\02JAN24\1046FB.D Vial: 1 Acq On : 24 Jan 2002 6:04 pm Operator: 201-wb Sample : nyc 524field 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, 1,3-difluoro- Concentration Rank 2

R.T. EstConc • Area Relative to ISTD R.T. --------------------------------------------------------------------- 15.84 0.08 ug/L 45514 1,4-DIFLUOROBENZENE 15.17

Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 9 2 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 9 3 Silane, dichloromethyl- 114 CH4C12Si 000075-54-7 7 1 - L.II.L%-. , I- - LLI LLl%lCIIC IiY k-;1 .) J.L VJ.JCLIIC 00 V`S .LI `7 l•..1 V V V V V V - V V - V 7 undance Scan 685 (15.835 min): 1046FB.D (-) z 114.10 100.00% 114

88 35 41 46 , 53 58 1 68 73 94 124 108 15.40 15.60 15.80 16.00 16.20 m z 88.00 45.65% 50 60 70 80 90 100 #2865: Benzene, 1,3-difluoro- 114

63 88 I 94 z

50 57 37 75 81 1 1 1 1 IT 40 50 60 70 80 90 #2864: Benzene, 1,4-di luoro- 114

15.40 15.60 15.80 16.00 16.20 m/z 38.10 29.07% 63

50 57 88 81 94 50 60 70 80 90 1 1 #2816: Silane, dichloromethyl- 15.40 15.60 15.80 16.00 16.20 m/z 37.30 28.44%

99

79 35 IIII III I i 30 40 50 60 100 110 120 130 15.40 15.60 15.80 1

1046FB.D HP010702.M Fri Jan 25 14:47:36 2002 Page 2

NYC-WTC 000000449

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NYC-WTC_000000449Source: NYC Law Department, mirrored locally

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