DEP document fragment, February 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\l\DATA\02FEB05\1937.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 Propanamide, 2-methyl- Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T. 16.54 0.06 ug/L 61456 1,4-DIFLUOROBENZENE 15.11 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Propanamide, 2-methyl- 87 C4H9NO 000563-83-7 38 2 Glycinamide hydrochloride 74 C2H6N20 001668-10-6 9 3 Acetamide, N,N-dimethyl- 87 C4H9NO 000127-19-5 9 4 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 9 Abundance Scan 727 (16,541 min): 1937.D (-) m/ z 43.05 100.00% 43 )....... I 74

5000 71 39 59 87 n j » t i i । i i i । । j 11 ‘i j-i । i i ] ‘i 16.20 16.40 16.60 16.80 111 ■ ■11111 i ■1 ■11 ■ ■ ■ ■ i i ’ ■' ‘ i1 ■ ‘' i' -rrp-rrrp-r m/z 74.05 77.27% nz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #753: Propanamide, 2-methyl- 44

5000 72 16.20 16.40 16.60 16.80 ' 27 59 87 m/z 41.05 54.51% 55 68 , i ■1 ■' i1 ■ ■ ■ i' ■'' i1' ■ ■ i' ■"P i ■ ‘■ i mm r U " " I" vfz~> 5 10 15 20253035404550 55 6065 70 75 80859095 Abundance #306: Glycinamide hydrochloride 44

74 16.20 16.40 16.60 16.80 5000 m/z 71.05 42.91% 41 57

m fmm -I- ++ H m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 80 95 Abundance #62881: Acetamide, N,N-dimethyl- 11 । 1 1 * * ।‘ ■ ■ t ■ ■ ‘ ■ i ' ■ 44 16.20 16.40 16.60 16.80 m/z 41.95 31.07% 5000 15 87 30 72

n/z—> anpon) 5 ... 2.... nf.HH.... ........ I.... . ..... 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 i ' ' ' ■ I ■ ■ ■ ' i ■ ■ ■ ■ i 1 16.20 16.40 16.60 16.80

1937.D HP021102.M Wed Feb 13 14:48:52 2002 Page 1

NYC-WTC_000019353