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GCMS analysis results, sample AE02785, March 2002

Machine-extracted title · confidence 85%

Gas chromatography-mass spectrometry analysis of sample AE02785 performed on 3/11/2002, detecting 2,4-DDD and other unknown compounds.

NYC-WTC_000005545–000005563

Folder label: “GCMS X 2/6/02 A 3/1/02

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NYC 9/11 Public Portal Document Library searcn compound Keporc

Data File C:\HPCHEM\l\DATA\MAR0102\2785.D Vial: 19 Acq On 2 Mar 2002 2:03 am Operator: Sample gc/ms scan 2/6 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\GCMS0208.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 10-Methylnonadecane Concentration Rank 8

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

32.32 0.47 ug/1 50886 Chrysene-d12 33.78

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 10-Methylnonadecane 0 282 C20H42 000000-00-0 90 2 Tetratriacontane / 7 479 C34H70 014167-59-0 86 3 Heptacosane 22 380 C27H56 000593-49-7 86 4 Tricosane/ • 324 C23H48 000638-67-5 86 Abundance Scan 2971 (32.320 min): 2785.D (-) m/z 57 .00 10 0.0 0 % 57

5000 85

m/z-> 44. U4X 1‘ 169 TTTT 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 32.00 32.20 32.40 32.60 t m/z 71.00 74.69% 11 ■ " J " " | ‘ I'' • ’ I " " 11 ‘ " I " " I ‘ " 111 ‘1 ‘ I ■ *

Abundance #39858: 10-Methylnonadecane 57

i 85 5000 ! 32.00 32.20 32.40 32.60 154 m/z 43.05 70.69% 113 TT II I’* ' ' I ' tl I | I I I ‘ | I I I ' [ I I ' I | I I I I p-,. . | ! I . | I I > . | . H | > . . > | ! > ! . | H I I | 1 J I I | I I I I | I 1 I 1 | t t I 1 |

m/z->40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 Abundance 57

32.00 32.20 32.40 32.60 5000 85

m/z-> _ 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 Abundance #52248: Heptacosane F7 32.00 32.20 32.40 32.60 __ m/z 55.00 34.48% 5000 85

| , ,113 TTI I | i l‘| I | |'I1, I ‘I I I V. | I 'I 141 ‘Int, 169 is© 224 281 324 380 i" " i ■' i ■ ■ ‘ ■ i ■ ■ ■ -1 ■ । > i ■ । " I ■ - ‘ ■ i ■ ■1 ‘ i m/z~> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 32.00 32.20 32.40 32.60

2785.D GCMS0208.M Tue Mar 05 10:50:37 2002 Page 3

NYC-WTC_000005554

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NYC-WTC_000005554Source: NYC Law Department, mirrored locally

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