VOC analysis results, sample AE02089, Feb 7 2002

NYC 9/11 Public Portal Document

Library Search Compound Report noim -itis Data File C: \HPCHEM\ 1 \DATA\ 02 f ebO 6 \ 2 3 82 . D Vial: 10 Acq On 7 Feb 2002 1:54 am Operator: 201-wb Sample nyc Inst : GC/MS Ins— Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2,4-Imidazolidinedione, 3-meth Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T.

15.77 0.04 ug/L 55098 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,4-Imidazolidinedione, 3-methyl- 006843-45-4 3 114 C4H6N2O2 2 1-(Propenylthio)prop-l-ene 000000-00-0 3 114 C6H10S 3 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H2O4 002892-51-5 2 4 Ethyl diazoacetate 114 C4H6N2O2_ _____ 000623-73-4 2 Abundance Scan 682 (15.775 min): 2382.D (-) m/z 114.15 100.00% 1 4

5000 63 88 39 50 57

mfz~> 10 20 30 40 50 60 H 70 80 90 75 i ■ ■ ■ ■ 1 ■ ■ ■ ■ 1 ■ 100 110 120 15.40 15.60 15.80 16.00 16.20 m/z88.10 28.92% Abundance #64088:2,4-Imidazolidinedione, 3-methyl- 1 4

58 5000 15,40 15.60 15.80 16.00 16.20 86 rn/z 63.05 27.53% 42 71 ■ ■ i ■ • ■ ■ i 1 ■ • ■ i ‘ • i ■ ■ ■ ■ i ■ ■ I444*I’’’’1’ ■ i ■ ■ ■ ■ i ■1 ■11 ■ n/z—> 10 20 30 40 50 60 80 70 90 100 110 120 Abundance #2940:1-(Propenylthio)prop-1-ene 41 1 4 99 I I 15'40 15.60 15.80 16.00 16.20 5000 m/z 57.05 18.18% ■ mini =i co 73 85 ' ‘ i■'■ ■ i 1 • ■ ■ I ■ '■‘i ' ' 1 ■ । • • •<।• /’* • ■ । ■ 1‘■। ■ ■ ■ 1 rr miz-> Abundance 10 2030405060

29 70 8090 #2826:3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 100 110 120 4 15.40 15.60 15.80 16.00 16.20 58 m/ Z 49.95 15.97%

5000 114 86 17 40 ,............... .... -PH -PPHPPPP 68 i ■ ■ ■ ■ i ■ ■ ■ ■ i ■' ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । ■ /z—> 10 20 30 40 50 60 70 80 90 100 110 '126' 15.40 15.60 15.80 16.00 16.20

2382.D HP013102.M Thu Feb 07 02:34:35 2002 Page 2

NYC-WTC_000019533