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GCMS blank analysis for sample AD28662, Dec 2001

Machine-extracted title · confidence 100%

Blank test results confirming no detectable contaminants above method detection limits for sample AD28662.

NYC-WTC_000034971–000034987

Folder label: “GCMS X 11/24/01 A 12/4/01

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Scanned page image, NYC-WTC_000034978
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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\HPCHEM\l\DATA\DEC0401\28662.D vial: 15 Acq On : 5 Dec 2001 2:02 am Operator: 209 GALOS Sample : gc/ms 11/24 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Paramss LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS1126.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ***************************************************************** * *** Peak Number 2 Pentacosane Concentration Rank 6

R.T. EstConc Area Relative to ISTD R.T. 29.55 0.59 ug/1 126168 Chrysene-dl2 33.03 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Pentacosane 352 C25H52 000629-99-2 2 Tetracosane 338 C24H50 000646-31-1 90 3 Nonadecane 268 C19H40 000629-92-5 90 4 Heneicosane 296 C21H44 000629-94-7 87 Abundance Scan 2669 (29.546 min): 28662.D (-) m/z 57.00 100.00% 57 43 71 85 5000

99 1 ' I ‘ A ... . 29.20 29.40 29.60 29.80 ■ ’ i ■ J .4 ,, C|. । r. ।. ।.. f.. a ।. i.. ।..., ।.... ।.... ।.... ।,.., ।,.,. ।.... ।.... ।. J 113127141155169183 211 m/z 43.05 80.35% mz-> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #73718: Pentacosane 43 57

5000 71 85 —A 29.20 29.40 29.60 29.80 m/z 71.00 68.12% Il li 39 113127141155169183197211225 TII TOuTITuuuuu"u"OUO —TT I’ mz—> 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #73543: Tetracosane 43 57 71 ■ 1 i 1 ■ 1 ‘ i ■ 29.20 29.40 29.60 29.80 5000 85 m/z85.05 55.10%

99

mlz-> MM 40 60 113127 155169183197 TIT..... . 294 338 i • ■ ■ ■ r' ■ ■ i1" 11 H u i' " 1 r 80 100 120 140 160 180 200 220 240 260 280 300 320 340 Abundance #37469: Nonadecane ............... ----- 57 29.20 29.40 29.60 29.80 43 71 m/z 41.05 32.48% 85 5000-

m/z—> 40 L 1213127. 60 99 183197 ।t ri>।। 268 TTT 80 100 120 140 160 180 200 220 240 260 280 300 320 340 I •''' I *'1 ‘ I' —TPPPPTT i 29.20 29.40 29.60 29.80

28662.D GCMS1126.M Thu Dec 06 13:20:04 2001 Page 2

NYC-WTC_000034978

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NYC-WTC_000034978Source: NYC Law Department, mirrored locally

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