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GCMS analysis results, sample AE09972, May 2002

Machine-extracted title · confidence 100%

Laboratory report for sample AE09972 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000044001–000044024

Folder label: “GCMS X 4/25/02 A 5/7/02

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NYC 9/11 Public Portal Document

Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\050602\9972.D Vial: 20 Acq On 7 May 2002 3:11 am Operator: Mclean Sample 4/25 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 11 Eicosane Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T. 21.76 0.22 ug/L 252118 Phenanthranene-dl0 22.96 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Eicosane 282 C20H42 000112-95- 2 Decane, 2,4-dimethyl- 170 C12H26 002801-84-5 64 3 Tridecane 184 C13H28 000629-50-5 4 Eicosane 282 C20H42 000112-95-8/56 Abundance Scan 3180 (21.764 min): 9972. D (-3174) (-) m/z 57.10 100.00%

43 57 1 71 5000 85

99 . ■......... y.......... ■ I ■ 1 ‘ 1 l ' > ■ ■ I 'I I l I < I < ■ I I

— 1.111113................................ 21.40 21.60 21.80 22.00 m/z 43.10 69.20% m/z-> 20 40 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #112343: Eicosane 43 57

5000 71 ah nwAunAH , Yoaon w l] I I ' I I I r I I I dl 1T I I I I I I

85 21.40 21.60 21.80 22.00

n/z-> Abundance 20 m 29

40 60 ++ 80 29.113 127 141 155 169............................... 282 100 120 140 160 180 200 #5624: Decane, 2,4-dimethyl- 220 240 260 280 m/z 71.10 63.89%

43 57 1 i 1 ■ 1 ' i 1 1 1 1 i ■ ‘ 1 ■ i 1 ■ ■ ■ i 1 21.40 21.60 21.80 22.00 5000 m/z 85.10 48.23% 71 85 29 ’I’’’’ T1 HH 99 112 127 1 I 1 • l‘ ■ I ' 155 ■ 1 I ' 1 1 1 I 1 1 ■ ' I ' 1 1 ■ I 1 ' I 1 I 1 1 1 1 I I 1 I I [ 1 1 ■ 1 I I I m/z-> 20 40> 60 80 100 120 140 160 180 200 220 240 260 280 Abundance #16403: Tridecane A.......... ' 1 1 1 ' 1 1 1 > 1 1 T"' 1 1 ' t 1 43 57 21.40 21.60 21.80 22.00 m/z 41.10 38.41% 71 5000 29 85

—204 — 60T 80, 100 99 113127 141 155 184 I III 11 Mil 1.IIM ,,1 11 r'111 r ।1'''111'''11'11111 IIIII > I I I I I I I I I I I I I I I I ] I I ’ I 1 ' ' 1 I ' I ' I I 1 1 I I I . . I I I .

m/z-> 40 120 140 160 180 200 220 240 260 280 21.40 21.60 21.80 22.00_____

9972.D 050102.M Tue May 07 15:50:59 2002 Page 15

NYC-WTC_000044020

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NYC-WTC_000044020Source: NYC Law Department, mirrored locally

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GCMS analysis results, sample AE09968, May 2002 · Box DEP Box 25

NYC-WTC_000043938

Gas chromatography-mass spectrometry analysis report for sample AE09968, detecting unknown compounds and 2,4-DDD surrogate with 78% recovery, dated May 9, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.997

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