DEP document fragment, February 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02FEBO 5\193 7.D Vial: 4 Acq On : 5 Feb 2002 8:30 pm Operator: 201-wb Sample : 524 nyc Inst : GC/MS Ins Mise : February 5, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP020502.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Piperazine Concentration Rank 8

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

15.90 0.03 ug/L 37025 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Piperazine 86 C4H10N2 000110-85-0 7 2 Isocrotonic acid 86 C4H602 000503-64-0 5 3 Cyclopentanol 86 C5H10O 000096-41-3 5 4 Azetidine, 1-nitroso-________________ 86 C3H6N20 015216-10-1 4 Abundance Scan 690 (15.897 min): 1937.D (-) m/z 57.05 100.00% 57

5000 86 42 ■ ■ । ■ ■ ■ • । ■ ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । 15.60 15.80 16.00 16.20 “ ■ ‘i“" i ■ i “ “i" “ i • ■ i' “ ■ i ■ i" “ i' ■ ■ ■ i ■ ■ ■ i ■ ■ ‘ ■ i ■ “ ‘ i ■ “' i ■ ■ ■ ■ i “ ■' i ■ ■ ■ ■ i I" m/ z 86.20 28.09% n/z-> 5 W 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #675: Piperazine 44

5000 29 15.60 15.80 16.00 16.20 57 86 m/z41.95 20.96% 15 83 - TL " i “ “ i ■ TOM niz-> 5 10 15 20253035404550 55 6065 70 75 80859095 Abundance #660: Isocrotonic acid 39 T-r-p-r-r-ry-r 1 ' I ' ' 1 1 I ' 1 ‘ ' 1 15.60 15.80 16.00 16.20 86 m/z 43.15 18.27% 5000 68 ___ 4245 60 57 71 TTTTMPPm haapamnaganas ’ ’1’1’411 ■ ■ ■ • i “ ■ ■ i “ ■ ■ i ■'" i • ■ ■' i “ “ i ■ nz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #62840: Cyclopentanol 57 15.60 15.80 16.00 16.20 m/z 41.15 17.29%

5000 44

/z—> 5 38 . 53 Tmtt ■ ■ ■ ■ i ■ ■' ■ i ■ ■ ■ ■ i1 ‘1' i ■ ■' ■ i ■' ■ ■ i''1' 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 47 15.60 15.80 16.00 16.20

1937.D HP021102.M Wed Feb 13 14:48:19 2002 Page 1

NYC-WTC_000019352