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SOA formation from the atmospheric oxidation of MBO - ACPD

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ER464-GF6-BSTFA-ei #803 RT: 19.86 AV: 1 NL: 3.76E7<br />

T: + c Full ms [ 30.00-1000.00]<br />

ER464-GF6-BSTFA-ei 100<br />

#803 RT: 19.86<br />

T: + c Full ms [ 30.00-1000.00]<br />

AV: 1311<br />

NL: 3.76E7<br />

100<br />

90<br />

131<br />

80<br />

90<br />

73<br />

(a): 2,3-dihydroxyisopentanol (20: DHIP) (EI mode)<br />

Relative Abundance<br />

Relative Abundance<br />

70<br />

80<br />

60<br />

70<br />

50<br />

60<br />

40<br />

50<br />

30<br />

40<br />

20<br />

30<br />

10<br />

20<br />

0<br />

10<br />

0<br />

73<br />

157<br />

157<br />

191<br />

231<br />

231<br />

45<br />

45 50<br />

117<br />

103<br />

117<br />

100<br />

103<br />

147<br />

147<br />

150<br />

191<br />

205<br />

177 221<br />

205<br />

200<br />

177 m/z 221<br />

247<br />

247<br />

250<br />

277<br />

277<br />

300<br />

337<br />

321<br />

337<br />

321 350<br />

50 100 150 200 250 300 350<br />

m/z<br />

ER465-GF2-BSTFA-ci #648 RT: 18.24 AV: 1 NL: 9.77E5<br />

T: + c Full ms [ 50.00-1000.00]<br />

100<br />

ER465-GF2-BSTFA-ci #648 RT: 18.24 AV: 1 NL: 9.77E5<br />

231<br />

T: + c Full<br />

90<br />

ms [ 50.00-1000.00]<br />

100<br />

80<br />

157<br />

231<br />

90<br />

70<br />

80<br />

60<br />

70<br />

50<br />

60<br />

40<br />

73<br />

73<br />

157<br />

147<br />

147<br />

191<br />

191<br />

247<br />

50<br />

30<br />

117 205<br />

321<br />

40<br />

20<br />

247<br />

337<br />

30<br />

10<br />

20 0<br />

91 103<br />

117 131<br />

177 205<br />

221<br />

265 277<br />

321<br />

337<br />

10<br />

0<br />

60 80<br />

91<br />

100<br />

103<br />

120<br />

131<br />

140 160 177180<br />

200<br />

m/z<br />

220<br />

221<br />

240 260 280<br />

265 277<br />

300 320 340<br />

60 80 100 120 140 160 180 200 220 240 260 280 300 320 340<br />

Figure 4. EI (a) and CI (b) mass spectra <strong>of</strong> <strong>the</strong> BSTFA derivative <strong>of</strong> 2,3-dihydroxyisopentanol (20).<br />

m/z<br />

(b): 2,3-dihydroxyisopentanol (20: DHIP) (CI mode)<br />

Relative Abundance<br />

Relative Abundance<br />

(a): 2,3-dihydroxyisopentanol (20: DHIP) (EI mode)<br />

(b): 2,3-dihydroxyisopentanol (20: DHIP) (CI mode)<br />

OSi(CH3)3<br />

OSi(CH3) 3<br />

OSi(CH3)3<br />

OSi(CH3) 3<br />

OSi(CH3) 3<br />

OSi(CH3) 3<br />

Figure 4. EI (a) and CI (b) mass spectra <strong>of</strong> <strong>the</strong> BSTFA derivative <strong>of</strong> 2,3-dihydroxyisopentanol (20).<br />

M +. - M 105 +. - 105<br />

M +. - 105 M +. M 89<br />

+. - 105 M +. 89<br />

M +. 89 M +. 89<br />

M +. - 15<br />

M +. M<br />

+ 1<br />

+. - 15<br />

M +. + 1<br />

Fig. 4. EI (a) and CI (b) mass spectra <strong>of</strong> <strong>the</strong> BSTFA derivative <strong>of</strong> 2,3-dihydroxyisopentanol<br />

(20).<br />

24078<br />

M +. - 15 M +. - 15<br />

M +. + 1 M +. + 1<br />

Discussion Paper | Discussion Paper | Discussion Paper | Discussion Paper |<br />

<strong>ACPD</strong><br />

11, 24043–24083, 2011<br />

<strong>SOA</strong> <strong>formation</strong> <strong>from</strong><br />

<strong>the</strong> <strong>atmospheric</strong><br />

<strong>oxidation</strong> <strong>of</strong> <strong>MBO</strong><br />

M. Jaoui et al.<br />

Title Page<br />

Abstract Introduction<br />

Conclusions References<br />

Tables Figures<br />

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◭ ◮<br />

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Full Screen / Esc<br />

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Interactive Discussion

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