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GC/MS chromatogram data for lab blank 9/25, Oct 2001

Machine-extracted title · confidence 90%

Instrument output displaying chromatographic peaks and integration parameters for a laboratory blank analyzed on October 12, 2001.

NYC-WTC_000088184–000088206

Folder label: “GC/MS Scan 9/25/01

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Scanned page image, NYC-WTC_000088198
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NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\OCT1201\LB.D Vial: 12 Acq On : 12 Oct 2001 12:53 pm Operator: 209 GALOS Sample : lab blk 9/25 Inst ; GC/MS 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP091101.M (RTE Integrator) Title : 209 625/TCLP calibration table 7/16/01 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 9 Tetracosane Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 31.74 3.25 ug/1 594130 Chrysene-dl2 33.13 Hit# Of 5 Tentative ID MW MolForm CAS# Qual (1jTetracosane 338 C24H50 000646-31-1 99 XHeptadecane 240 C17H36 000629-78-7 91 3 Heneicosane 296 C21H44 000629-94-7 91 4 Octadecane 254 C18H38 000593-45-3 91- Abundance Scan 2908 (31.741 min): LB.D (-) m/z 57.00 100.00% 57

43 71

5000 85

XU 99 31.40 31.60 31.80 32.00 338 m/z TIToT 69.66% I p i I q I IT I I I I I I f I I < I I I r ( I I'l I I f I I I I b I I' I I I'l I < I I I ( rri । । । I'''' J tVz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #73543: Tetracosane 43 57 71

5000 85 M 31.40 31.60 31.80 32.00 99 m/z 4^705 67718% I ( il \]3127 155169183197 IT 11 .1... . I .. 11 11 11'l I. r. . I, 11 I ‘‘ ‘ I ‘' I'''' I 294 338 7i&-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #32063: Heptadecane 57 71 85 X 31.40 31.60 31.80 32.00 5000 m/z 85.05 47.68%

99 127141 196 240 - I'''' r ' ‘' I'''' I rrinn I'''' I'''' I'''' I'''' I 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #42201: Heneicosane 57 31.40 31.60 31.80 32.00 71 m/z 41.05 25.63% 85 5000

■n/z-> Tp- 40 XXte 60 I'''' I' " ' I' " ' I 80 100 120 140 160 180 200 220 240 260 280 300 320 340 268 111' • I' " 11' 296 T T-r-p-r ' ' I ' ' ' ' I ' ' 31.40 31.60 31.80 32.00

LB.D NP091101.M Mon Oct 15 15:00:55 2001 Page 9

‘NYC-WTC_b00088198

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NYC-WTC_000088198Source: NYC Law Department, mirrored locally

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