GCMS blank results for sample AE03612, March 28, 2002

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Laboratory report documenting GCMS analysis of a method blank for sample AE03612 to verify analytical system cleanliness.

NYC-WTC_000037720–000037739

Folder label: “GCMS X 2/19/02 A 3/8/02”

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NYC 9/11 Public Portal Document

- Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02MAR08\03612.D Vial: 2 Acq On ' : 8 Mar 2002 4:25 pm Operator: Sample :• 508 scan Inst : Instrumen Mise : March 8, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1...\HP022102.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 11 Pentane, 2,2,3,4-tetramethyl- Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 9.94 0.12 ug/L 62427 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Pentane, 2,2,3,4-tetramethyl- 128 C9H20 001186-53-4 64 2 Pentane, 2,2,3,4-tetramethyl- $$... 128 C9H20 001186-53-4 43 3 Decane, 2,2,6-trimethyl- 184 C13H28 062237-97-2 9 4 1-HEPTEN-3-OL-6,6-D2 116 C7H12D20 000000-00-0 9 Abundance Scan 582 (9.944 min): 03512.D (-) m/z 57.05 100.00% 57

5000 41 A A AAA ■ , . Oh । •. ।. j • > i > I I। .71LL85 9.60 9.80 10.00 10,20 m/z 56.00 40.22% miz-> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #25253: Pentane, 2,2,3,4-tetramethyl- 57 43 5000 TIm 9.60 9.80 10.00 10.20 m/z 41.10 31.66%

miz-> 0- 20 -m 27

30 40 ■ i “ 71 .. 'I | r> i i'I'i “ 85 1........................ I ■'' • i ■1" I" 1 'I' “ * ।1'1 '111111111111'" 11" ' I “ 50 60 70 80 90 100 110 120 130 140 150 160 170 Abundance #25252: Pentane, 2,2,3,4-tetramethyl- $$ 2,2,3,4-Tetrameth... 57 ■ • l • 43 9.60 9.80 10.00 10.20 5000 m/z 43.10 14.93%

27 71 85

mlz-> Abundance 0- TIT A fi T r 20 30 40 50 60

57 70 ■ ■ । ■11 ■ ।" i1" ■ । ■11111'1111 ■ “ i “ " r>"11'"11 “ 80 90 100 110 120 130 140 150 160 170 #93435: Decane, 2,2,6-trimethyl- 9.60 M ■ । ■ ■ ■ • । ■ 9.80 10.00 10.20 m/z 71.10 13.74% 5000 43 71 , | । 99 113 127 O-TT mPTT 11111 r TITTT Tr 1111 ■'! TPH । 111 “ " I “ 1' 1111169 ''I " 1 ■ i ' m/z—> 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 9.60 9.80 10.00 10.20

03512.D HP022102.M Fri Mar 15 10:09:18 2002 Page 13

NYC-WTC_000037736

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GCMS blank results for sample AE03508, March 2002 · Box DEP Box 23

NYC-WTC_000037635

Laboratory report documenting GCMS analysis of a method blank for sample AE03508 to verify analytical system cleanliness.

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