GCMS reference analysis results for volatile organics, June 2002

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Laboratory report listing reference values for volatile organic compounds in sample AE12735 with associated numerical data.

NYC-WTC_000015171–000015199

Folder label: “GCMS X 6/3/02 A 6/7/02”

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NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\MSDCHEM\1\DATA\060702\12735.D Vial: 11 Acq On 7 Jun 2002 4:43 pm Operator: Sample Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 1 Methylene Chloride Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 3.73 7.18 ug/L 5012600 1,4-dichlorobenzene-d4 9.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual / 1 Methylene Chloride 84 CH2C12 000075-09-2 /95 2 Methylene Chloride 84 CH2C12 000075-09-2 [ 94 3 Methylene Chloride 84 CH2C12 000075-09-2 1 94 4 Methylene Chloride 84 CH2C12 000075-09-2 91 Abundance Scan 110 (3.725 min): 12735.D (-93) (-) m/z 49.10 100.00% 49 84

5000

• ‘ * i * ' ■ ' i 1 1 ■ * i 1 1 ' ' i 1 1 1 1 i 88 3.40 3.60 3.80 4.00

n/z-> 01 -2811. 4 11 < ■ > J • > > > | ■ “ * 1 • ■ * * 1 > ■ * > 11 1 > • | H1 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/z 84.00 81.23% Abundance #111039: Methylene Chloride 49 84 5000 ■ ■ ■ i ‘ ' i ■ ' ■ ' i ■ ■ ■ ■ । 1 1 ■ ■ । 3.40 3.60 3.80 4.00 m/z 86.00 45.77% 2831 3538 43 88 ,12 57 —67 71 77 . n/z-> Ot ————————— Taummmamu mmmomooor 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m Abundance #111041: Methylene Chloride 49

84 3.40 3.60 3.80 4.00 5000 m/z 51.05 31.70%

46 2629 41 | 152 59 65 73 77 88 0) Tptht tHpm m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12327: Methylene Chloride • ■ 1 i • ■ ■ ■ i 1 1 ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i 49 3.40 3.60 3.80 4.00 84 ^m/^ 5000

14 18 24 2831 353841 0 WIHnEHtHT 12 || ________ 70______ , 88 I 11111' 1111,TI1 ‘j ■■।"1' ।1"11 > >। t - 1 ■ i ■ ' ' ■ i ■ ■ • ■ i ■ ■ • ■ i ■ ■ ■ ■ i mfz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00

12735.D 060302.M Mon Jun 10 11:22:44 2002 Page 4

NYC-WTC_000015179

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NYC-WTC_000015179Source: NYC Law Department, mirrored locally

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GCMS analysis results for unknown compounds, June 2002 · Box DEP Box 15

NYC-WTC_000015224

Laboratory report documenting GCMS analysis of sample AE12736 with surrogate recovery data and identification of unknown compounds.

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