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VOC blank analysis results, sample AE02714, Feb 11 2002

Machine-extracted title · confidence 95%

Laboratory results for a volatile organic compounds blank (SB1524) in sample AE02714 analyzed on February 11, 2002.

NYC-WTC_000019731–000019797

Folder label: “524 2/11/02

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Scanned page image, NYC-WTC_000019771
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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02FEB11\2715.D Vial: 12 Acq On : 11 Feb 2002 8:32 pm Operator: 201-wb Sample : nyc 524 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L Peak Number 1 Benzene, 1,3-difluoro- Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 15.76 0.05 ug/L 60985 1,4-DIFLUOROBENZENE 15.10 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 58 2 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 52 3 Sydnone, 3,4-dimethyl- 114 C4H6N2O21 004007-18-5 42 4 Benzene, 1,2-difluoro-____________ 114 C6H4F2 ______ 000367-11-3 40 Abundance Scan 681 (15.757 min): 2715.D (-) Hm/z 114.15 100.00% 1 (4

5000 63 88 15.40 15.60 15.80 16.00 50 57 37. 42 - 75 m/z-> 30 ■ i ■ ■ ■ ■ i ' ■ 40 50 60 70 80 90 100 ..I.... . 110 120 m/z 63.05 30.16%

Abundance #2865: Benzene, 1,3-difluoro- 1 4

5000 63 15.40 15.60 15.80 16.00 88 m/z 88.10 18.70% 50 57 75 81 37 —————— ______I A , f « I • * k ’ I ‘ ‘ 94 I I m/z-> 30 40 50 60 70 80 90 100 110 120 Abundance #2864: Benzene, 1,4-difluoro- 1 4 ' i ' ‘ ■ i'1'1 '''' I 11 1 ' I ' 15.40 15.60 15.80 16.00 5000 m/z 56.95 16.60% 63

50 57 88 37 — 94 ■ i • ■ i ■ ■ PPP 1 1 1 ' 1 m/z-> 30 40 50 60 70 80 90 100 110 120 Abundance #2830: Sydnone, 3,4-dimethyl- A 1'4 15.40 15.60 15.80 16.00 m/z 50.05 13.23% 44 56 5000

m/z-> * i 1 ■ 30 lipl 40 50 60 * 1 * • • *T‘ • * • j • • • • । 70 80 90 । । 100 । 110 । . 11 I 1 1 120 ............. । । < i > । l”i i i i 15.4015.6015.8016.00 .................. i i i i i । i

2715.D HP021702.M Mon Feb 25 16:48:52 2002 Page 1

NYC-WTC_000019771

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NYC-WTC_000019771Source: NYC Law Department, mirrored locally

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