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VOCs GC/MS lab blank results, Jan 11 2002

Machine-extracted title · confidence 95%

Gas chromatography mass spectrometry analysis report for a laboratory blank testing volatile organic compounds on January 11, 2002.

NYC-WTC_000003326–000003342

Folder label: “524 1/22/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02JAN11\918.D Vial: 5 Acq On : 11 Jan 2002 6:04 pm Operator: 206-bh Sample : nyc Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP010402.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2,4,5-Trioxoimidazolidine Concentration Rank 5

R.T. EstConc Area Relative to ISTD R.T. -------------------------------------------------------- ------------ 15.10 0.03 ug/L 6021 1,4-DIFLUOROBENZENE - 14.46

Hit# of 5 Tentative ID MW MolForm CAS# Qual --------------------------------------------------------------------- 1 2,4,5-Trioxoimidazolidine 114 C3H2N203 000120-89-8 5 2 2H-Pyran-2-one, tetrahydro-6-methyl 114 C6H10O2 000823-22-3 3 3 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H204 002892-51-5 2 4 2-Piitanarliamir9a — (7.1 - —---------------- 11n rnuc*Tnnn VVVJGO VI O 2 a1.vCi nnn

— .,-i

undance Scan 710 (15.104 min): 918.D(-) m z 114.15 100.00 14

8000

6000 I i i

14.80 15.00 15.20 15.40 m z 44.00 49.52% n/z-> 20 30 40 50 60 70 80 90 100 110 120 thundance #2824: 2,4,5-Trioxoimidazolidine

114 5000 86 14.80 15.00 15.20 15.40

70 54 -> 20 30 40 50 60 70 80 90 100 110 120 undance #2926: 2H-Pyran-2-one, tetrahydro-6-methyl-

41 55 5000

70 84 114 i/z-> 20 30 40 50 60 70 80 90 100 110 120 undance #64087: 3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 2 58

5000 114

41 68 86 I I I u u l l u I I I I I nlz-> 20 30 40 50 60 70 80 90 100 110 120

918.D HP010402.M Fri Jan 25 12:47:51 2002 Page 1.

NYC-WTC 000003340

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NYC-WTC_000003340Source: NYC Law Department, mirrored locally

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Gas chromatography mass spectrometry analysis report for a laboratory blank testing volatile organic compounds on January 16, 2002.

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