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GCMS analysis results, sample AE09970, May 2002

Machine-extracted title · confidence 100%

Laboratory report for sample AE09970 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000043976–000044000

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\9970.D Vial : 27 Acq On 7 May 2002 8:52 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 12 1,2-Cyclooctadiene Concentration Rank 13 R.T. EstConc Area Relative to ISTD R.T.

10.39 0.26 ug/L 177758 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 1,2-Cyclooctadiene 108 C8H12 007124-40-5 59 2 Cyclohexene, 3-ethenyl- 108 C8H12 000766-03-0 23. 3 Tricyclo[2.2.1.01,4]heptan-2-one... 153 C7H7NO3 056666-50-3 17 4 4-Pyridinecarboxaldehyde 107 C6H5NO 000872-85-5/ 10 Abundance Scan 1243 (10.383 min): 9970.D (-1234) (-) m/z 108.10 100.00% 79 108 I 5000 51 58 86 91 m i 1 ' ■ ' i 1 1 10.00 10.20 10.40 10.60 10.80

mfe-> "111"1111" ।" ■ ‘ । 43,.I., " ।■■ ■1111" i1' V 'I''"I 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115 m/ Z 79.10 98.89% Abundance #48915: 1,2-Cyclooctadiene 93 108

79 - 5000 10.00 10.20 10.40 10.60 10.80 m/z 77.10 64.12% 59 67 74 , — ।" " i I I ■ I I I P I I I P I 111" ■ i /z-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115 Abundance #30852: Cyclohexene, 3-ethenyl- 79 93 10.00 10.20 10.40 10.60 10.80 5000 m/z 107.10 59.70% 39 108 27 67 54 , 34P 11. l, 11 ................ . TImt ITITT 74 TTT i 87 , i"i n । । । । 11 I 11" " I +98,193+ \ m/z-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115 Abundance #29568: Tricyclo[2.2.1.01,4]heptan-2-one, 6-nitro- "lllT 77 10.00 10.20 10.40 10.60 10.80 m/ z 78.00 28.84%

5000 107

39 51

/z—> 30 ill " I" " I u " 11" 11" 1 I 66 | I I ! I | | | ! | I I I I | ! I I I | I I ! I | I , > I | I f' " ' I''" I i""i r "’f 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115 n................ " i । i i ] i । ! i । i r-1 । । । ।—i—i । i i 10.00 10.20 10.40 10.60 10.80

9970.D 050102.M Tue May 07 15:49:50 2002 Page 16

NYC-WTC_000043996

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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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