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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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Scanned page image, NYC-WTC_000050956
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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\5 97 3N\02JAN0 9\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\l-..\SCAN508.M (RTE Integrator) Title : 508 scan method Library : C:\DATABASE\WILEY7N. L ********************************************************************* Peak Number 2 2-Butenal, 3-methyl- Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 4.85 0.20 ug/L 94562 1,4-Dichlorobenzene-d4 9.72 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Butenal, 3-methyl- 84 C5H80 000107-86-8 72 2 2-Butenal, 3-methyl- (CAS) $$ 3-... 84 C5H80 000107-86-8 72 3 2-Butenal, 3-methyl- $$ Crotonal... 84 C5H80 000107-86-8 72 4 Furan, 2,3-dihydro-4-methyl- (CA... 84 C5H80 034314-83-5 72 Abundance Scan 129 (4.846 min): 310. D (-) m/ Z 83.95 100.00% 84

55 59 5000 39

0 43 50 1 —r —m — 11′411 4.40 m/z 4.60 480 55.10 5.00 5.20 63.13%

M_ z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3224: 2-Butenal, 3-methyl- 84

5000 41 55 4.40 AA — 4.60 4.80 5.00 5.20 m/z 83.10 55.16% 50 66 69 04 ’ ’ I ■ ’ ■ • I ' ‘ " I' m ' 11 -- 1IP*unuTpPennut - 11r 1 ■ ■ i | l ■ 1 ■ | 1 ' r - |

m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 Abundance #3221: 2-Butenal, 3-methyl- (CAS) $$ 3-Methyl-2-butenal $$... 84 55 T T 4.40 4.60 4.80 5.00 5.20 39 m/z 59.10 51.79% 5000 27

44 51 l 69

m/z-> 04 20 n m m T - 111111' 25 30 35 40 45 50 55 60 65 70 75 80 85 90 +-+-7— —mme 11 ■1' i' ■111

Abundance #3222: 2-Butenal, 3-methyl- $$ Crotonaldehyde, 3-methyl- $... 84 —AA WLA... 440 4 60 4.80 5.00 5.20 55 m/z 39.10 46.09% 39 5000 27

44 69 0 TI rr 1 IT’ TTTH -H m ■ ■ I • ■ ■' i m/z-> 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 4.40 4.60 4.80 5 00 5.20

LO.D SCAN508.M Thu Jan 10 11:52:08 2002 Page 4

NYC-WTC_000050956

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NYC-WTC_000050956Source: NYC Law Department, mirrored locally

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