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← Document results/DEP Box 25/GCMS X 4/25/02 A 5/7/02
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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 4 Imidazol, 4-fluoro- Concentration Rank 15 R.T. EstConc Area Relative to ISTD R.T. 3.90 0.26 ug/L 184499 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Imidazol, 4-fluoro- 86 C3H3FN2 030086-17-0 /2 2 Ethyl Chloride 64 C2H5C1 000075-00-31 3 Propanoyl chloride 92 C3H5C10 000079-03-8 1 4 Difluorine monoxide 54 F20 007783-41/7 1 Abundance Scan 140 (3.902 min): 9973.D (-137) (-) m/z 86.00 160.00% 35 83

wMA/ HAwWpukoan 40 5000 51 ■ 1 1 । 1 1 r 1 i 1 1 1 ,-rr 1‘III‘) 360 3.80 4.00 4.20 I । 1 1 ' 1 । 1 ' ■ 1 । _158 ■ i ■ ■ ■ ■ । ■ m/z 35.10 75.61% m/z-> 0 10 20 30 40 50 60 70 80 90 100 Abundance #34862: Imidazol, 4-fluoro- 83 "WM 5000 TV 360 3.80 4.00 4.20 m/z 40.10 49.91% 59 -——yAAW ‘ । ■ i ■ ■ ■ - i ■ ■ ■ । i • ■ ■ ■ । ■ 1 । ■ ■ ■ ■ । ' ■ 1 । I ■ 1 ■ i 1 ■ ■ ■ । 1 ti/z-> 0 10 20 30 40 50 60 70 80 90 100 Abundance #107943: Ethyl Chloride 28 * I ' I I I I I I l—I _ I I I I I I I I 1“l"l I 'I I

3.60 3.80 4.00 4.20 5000

............ T I I f I ] I I Ci | i I | I 15 . i , , , 11 I 1 1 35 I ' ' ‘iii 113 ' ' 59 49

' |‘l। 64

’I ■ । ■ ■ ■ • । ' । ■ ■ ■ ■ । ■ uwr"yM"w m/z 51.05 39.89%

m/z-> 0 10 20 30 40 50 60 70 80 90 100 Abundance #472: Propanoyl chloride ( I’ I I I I > I I I I I I I I I-1 “I" I" I ■ I I "I

29 3.60 3.80 4.00 4.20 57 m/z 49.10 35.54%

5000 MwwW AunMo 2 14 24 35 42 49 65 71 76 82 91 r i । i i i । । PPi i । rl'l । । । I I । | i >' r । ill —TH 1 1 I 1 ' ' 1 I ' 1 1 1 i 1 1 1 ' i ' ■ ' । 1 1 1 1 । ' 1 ' 1 । 1 1 1 1 i 1 1 /z-> 0 10 20 30 40 50 60 70 80 90 100 3.60 3.80 4.00 4.20

9973.D 050102.M Tue May 07 15:51:54 2002 Page 8

NYC-WTC_000044037

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NYC-WTC_000044037Source: 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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