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GCMS analysis results, sample AE09973, May 2002

Machine-extracted title · confidence 100%

Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000044025–000044054

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\9973 .D Vial : 21 Acq On 7 May 2002 3:59 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 3 l-Penten-3-one Concentration Rank 5

R.T. EstConc Area Relative to ISTD R.T. 3.78 0.44 ug/L 309869 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 l-Penten-3-one 84 C5H80 001629-58-9 3 2 Propanal, 2,2-dimethyl-, oxime 101 C5H11NO 000637-91-2 2 3 Ethyl Chloride 64 C2H5C1 000075-00-32 4 Boron trifluoride etherate 142 C4H10BF3O 000109-63/7 1 Abundance Scan 119 (3.779 min): 9973. D (-116) (-) m/z 40.10 100.00% 4b AyAwW

5000 84 49 3.40 3.60 3.80 4.00 4.20 ......... TI I I I I I ] I I I I .j .I .I ,I > I . । in [ till | in I । । ■ I ! I B I I | । । 1 * । ' 1 ' ' । m/z 84.00 30.65% m/z-> Abundance 10 20 30 40 50 #63:1-Penten-3-one 60 70 80 90 100 N wMWWin 27 MMywy/V 55 5000 1 i 1 1 ' 1 i 1 ' 1 1 i ■ ■ 1 1 i 1 1 1 1 i 1 3.40 3.60 3.80 4.00 4.20 84 m/z 49.10 24.25% 39 _50 ' ' I 1 1 1 1 I ' ' 1 1 1 AM-uynl m/z-> I I I■ I 10 I I " <" I I 20 I 1 I 1 ' T 30 I |

40 I I I I |

50 I I I I |

60 I I I I

70 | I I I I |

80 T

90 100 WMMwaN Abundance #1431: Propanal, 2,2-dimethyl-, oxime 40 84 ‘ i 1 1 1 1 i ■ ■ ’ ' i 1 1 1 1 I ' -i-1•» 3.40 3.60 3.80 4.00 4.20 5000 26 m/z 86.00 13.76% 56 67 72

Vwywow// HwwWrk 17 -H---—— 145,50-11 . , - 101 T-r-j-r ' I ' 1 1 1 I'1 ‘ ' I m/z-> 10 20 30 40 50 60 70 80 90 100 Abundance #107943: Ethyl Chloride r | । | | I | r 1 I I | I-1 I i | i । । i '।' 1

23 3.40 3.60 3.80 4.00 4.20 m/z 39.10 9.42% 64 5000

49 II 35 15 111I 1]-. 1 1 , , 1111 , +5941 i 111 i | ki i i l i i i । । । । । । > m i-T n 1 1 ' 1 i " m/z-> 10 20 30 40 50 60 70 80 90 100 1 r ■ • ' ■ I ' 1 1 1 । ' 1 3.40 3.60 3.80 4.00 4.20

9973.D 050102.M Tue May 07 15:51:54 2002 Page 7

NYC-WTC_000044036

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NYC-WTC_000044036Source: 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 0.996

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