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VOC analysis results, sample AE10519, May 2002

Machine-extracted title · confidence 95%

Laboratory report for volatile organic compounds in sample AE10519 analyzed on May 6, 2002.

NYC-WTC_000082900–000083001

Folder label: “524 5/6/02 - 5/7/02

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NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\l\DATA\02MAY06\10776F.D Vial: 9 Acq On 7 May 2002 2:30 am Operator: 201-wb Sample fb Inst : GC/MS Ins Mise May 6, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\HP042202.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Urea, ethyl- Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 15.77 0.02 ug/L 12834 1,4-DIFLUOROBENZENE 15.10 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Urea, ethyl- • 88 C3H8N2O 000625-52-5 4 2 Tetramethylhydrazine 88 C4H12N2 006415-12-9 4 3 3-Cy.clobutene-l, 2-dione, 3,4-dihydr 114 C4H2O4 002892-51-5 4 4 4-Heptanone _____________________________ 114 C7H14O _______ 000123-19-3 3 Abundance Scan 692 (15.766 min): 10776F.D (-) m/z 114.15 100.00% 1 4

8lililil

6000

■p' 4000 15.40 15.60 15.80 16.00 63 88 m/z 62.95 29.35% 'n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #789: Urea, ethyl- 0. 4(4 73 88 552 15.40 15.60 15.80'16.00 m/z 88.10 26.54% 56 I.,.,,,, I...... •n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #830: Tetramethylhydrazine 4)2 88 15.40 15.60 15.80 16.00 73 c >551 15

30

'' I' 2......... Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #2826: 3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 29 58

5000 114

86 17 40 68 Tl/Z-> 10 20 30 40 50 60 70 80 90 100 110 120

10776F.D HP042202.M Sat May 11 16:58:22 2002 Page 1

NYC-WTC_000082996

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NYC-WTC_000082996Source: NYC Law Department, mirrored locally

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