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Volatile organic compounds blank results, Mar 8 2002

Machine-extracted title · confidence 95%

Laboratory analysis results for volatile organic compounds blank sample AE05178 dated March 8, 2002.

NYC-WTC_000021328–000021450

Folder label: “524 3/8/02 - 3/11/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\l\DATA\02MAR08\5177.D Vial: 14 Acq On 8 Mar 2002 8:31 pm Operator: 201-wb Sample nyc Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP022702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L Peak Number 2 Acetonitrile, dichloro­ Concentration Rank I

R.T. EstConc Area Relative to ISTD R.T. 17.20 0.06 ug/L 35964 1,4-DIFLUOROBENZENE 15.05 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 10 2 N-Nitrosodimethylamine 74 C2H6N20 000062-75-9 3 3 Propanoic acid 74 C3H602 000079-09-4 3 4 Ether 74 C4H10O ______ 000060-29-7 3 Abundance Scan 776 (17.196 min): 5177.D (-) m/z 73.95 100.00% 74 A 82 5000 47

16.80 17.00 17.20 17.40 17.60 ’’99919122701810218811718 Trrp- m/z 82.00 63.15% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #63810: Acetonitrile, dichloro- 74 35

5000 82 16.80 17.00 17.20 17.40 17.60 47 m/z 83.90 42.30% 39 mmth TUpmpam T 86 m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #62543: N-Nitrosodimethylamine 42 714 15 i ■ ■ ■ ■ i ■ ■ 16.80 17.00 17.20 17.40 17.60 5000 m/z 46.95 40.89% 30

59 mmp 111124738, ( m/z-> 5 10 15 20 25 3035404550556065 70 75 808590 Abundance #322: Propanoic acid 29 74 16.80 17.00 17.20 17.40 17.60 m/z 76.10 37.75% 45

5000 57

>|>ITTpui|llll|llll| —37Hlmm ।.... j.. ■ 11. (.... । ....................................... m/z-> 5 10 15 20 25 3035404550556065 70 75 808590 16.80 17.00 17.20 17.40 17.60

5177.D HP022702.M Sun Mar 10 13:13:43 2002 Page 2

NYC-WTC_000021374

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NYC-WTC_000021374Source: NYC Law Department, mirrored locally

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