GCMS surrogate recovery results for sample AE00281, Jan 2002

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Laboratory record documenting GCMS surrogate recovery data for sample AE00281 analyzed on January 10, 2002.

NYC-WTC_000050912–000050931

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

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02JAN09\281.D Vial: 6 Acq On : 9 Jan 2002 10:21 pm 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 5 3-Buten-2-ol, 2-methyl- Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T. 5.01 0.23 ug/L 124263 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Buten-2-ol, 2-methyl- 86 C5H10O 000115-18-4 87 2 3-Buten-2-ol, 2-methyl- 86 C5H10O 000115-18-4 72 3 3-Buten-2-ol, 2-methyl- (CAS) $$... 86 C5H10O 000115-18-4 59 4 3-Penten-2-ol (CAS) $$ 2-PENTEN-... 86 C5H10O 001569-50-2 59 Abundance Scan 143 (5.006 min): 281 .D (-) m/z 43.10 100.00% 43 71

5000 55 59 39 1 ! I Y-A IN—

n/z-> 0 T• | ■ • ■ • | ■ ' ' ■ | ■ 20 25 30 35 l 40 51 I — I 67 I 45 50 55 60 65 86 -1IPTTTTTP 70 75 80 85 90 95 4 60 4.80 5.00 m/z 71.10 5.20 5.40 94.07%

Abundance #4085: 3-Buten-2-ol, 2-methyl- 43 7h

5000 AA........ 59 4 60 4.80 5.00 5.20 5.40 27 31 m/z 41.10 66.78% 53

mlz~> Ol " i' ■'' i ‘ ‘ T 20 25 30 + 111'1 b' i ■ ■ 35 40 45 50 55 60 65 70 1 . 1 671 86 -PmmmPPPPT 75 80 85 90 95 Abundance #4084: 3-Buten-2-ol, 2-methyl- 43 71 AA *44442 4.60 4.80 5 00 5.20 5.40 5000 m/z 69.10 49.70% 59

27 53 — , 67 86 0 ■ 11 ■ ■ ■ ■ i • 1 ■ ■ i > ■ • > i ■ ■ ■ > । ■ i ‘TT > >-» । ■ > I > | ■ > 111 ■' 1111 i i l-r Ha l' 1) ' 1 it 1111| 11 111 m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 .. ........ Abundance #4087:3-Buten-2-ol, 2-methyl- (CAS) $$ 2-Methyl-3-buten-2... 43 71 A —M 4.60 4.80 5.00 5.20 5.40 m/z 59.10 35.35% 5000

54 27 47 58 67 86 37 ’T’*B1T"’I1T0"ETT"IrTUt —A—4—A 0 ■ । I, ■ । ■ rll.... '"J I../ /z—> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4.60 4.80 5 00 5.20 5.40

!81.D SCAN508.M Thu Jan 10 11:52:00 2002 Page 7

NYC-WTC_000050923

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