GCMS surrogate recovery results for sample AE00310, Jan 2002

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Laboratory record documenting GCMS surrogate recovery data for sample AE00310 analyzed on January 10, 2002.

NYC-WTC_000050948–000050962

Folder label: “GCMS X 1/7/02 A 1/9/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5973N\02JAN09\310.D Vial: 8 Acq On : 10 Jan 2002 12:02 am Operator: Sample : 508 scan ext 1/7 Inst : Instrumen Mise : January 9, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\MSDCHEM\1... \SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 1 2-Buten-l-ol, 2-methyl- (CA... Concentration Rank 6 R.T. EstConc Area Relative to ISTD R.T. 4.63 0.15 ug/L 70791 1,4-Dichlorobenzene-d4 9.72

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Buten-1-ol, 2-methyl- (CAS) $$... 86 C5H10O 004675-87-0 43 2 2-Buten-1-ol, 3-methyl- (CAS) $$... 86 C5H10O 000556-82-1 27 3 2-Buten-1-ol, 3-methyl- (CAS) $$... 86 C5H10O 000556-82-1 27 4 Butane, 2,3-dimethyl- (CAS) $$ 2... 86 C6H14 000079-29-8 9 Abundance Scan 110 (4.629 min): 310. D (-) m/z 71.10 100.00% 41 71 88 57

5000 14 47 53 85 4.20 4.40 4.60 44 4.80 5.00 0 ■' i11 ■ ‘ i1 ■ 1' i' ■ ■ ■ i ■ ‘ I‘* ' I' ■ ' * I ....... "I"" 11 >' ■ * I > > m/ Z 41.10 99.63% m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #4063: 2-Buten-1-ol, 2-methyl- (CAS) $$ 2-Methyl-but-2-ene... 7h

5000- 86 a 4.20 4.40 4.60 4.80 5.00 27 31 53 56 67 m/z 88.00 75.16% 0 ' I '' * ' I ' ’it ' i ‘'1' i'''' i'' ■ ■ i ■ ■ 11 ■I...... IM I " I >111111' 11 ' ‘1111111' ■ n/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #4076. 2-Buten-1-ol, 3-methyl- (CAS) $$ Prenol $$ 2-METHYL... 71

41 4.20 4.40 4.60 4.80 5.00 5000 m/z 57.10 66.53% 53 86 27 68

0 ' ■ i ■' ■ ■ i1 " 11 " 11'1 11 " 1 ‘ i ■' 11" ' ■ i' " ■ i' ‘Tt I " I ” '' I' m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #4075: 2-Buten-1-ol, 3-methyl- (CAS) $$ Prenol $$ 2-METHYL... 7h 4.20 4.40 4.60 4.80 5.00 41 m/ z 43.10 54.48% 5000 53 86 67

miz-> 0 ’ I’’’II’I+II’A’’I’’’GV 20 25 30 35 40 11..... illl....... TTI‘ 45 50 55 60 65 + 70 83, 11111" 11" । ■ 111 ■ 75 80 85 ■ i ■ ■'' ir 1 90 95 MAMAAul 4.20 4.40 4.60 4.80 5.00 f

310.D SCAN508.M Thu Jan 10 11:52:08 2002 Page 3

NYC-WTC_000050955

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NYC-WTC_000050955Source: NYC Law Department, mirrored locally

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