Gschwend%20thesis.pdf

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-2l6- Table 1-2. Standard deviations of replicate analyses of seawater samples by Tenax method. l~cl-n-hexane and -decane were added to 3 of 4 replicate samples, while o..xylene and decanal were already present. ~. l 'I' ,
RUN NO. l-c1-nC 6 1 l-c1-nC 10 2 2.8 2.7 3 2.9 2.6 4 3.4 3.2 x 3.0 2.8 o 0.33 0.31 0/- x 11% 11% -217- A Co-xylene) 2.3 3.3 3.3 3.8 3.2 0.63 20% B (de canal ) 0.94 0.81 0.94 0.88 0.89 0.06 7%
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VOLATILE ORGANIC COMPOUNDS IN SEAWA
Page 3 and 4:
-3- concentrations were observed to
Page 5 and 6:
-5- analyses. Joy Geiselman collect
Page 7 and 8:
Approval Page Abstract. . . Acknowl
Page 9 and 10:
Figure 2-1 2-2 2-3 2-4 2-5 2-6 2-7
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-11- 4-5 O-xylene in Vineyard Sound
Page 14 and 15:
-14- background ~ the next two chap
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-16- those at room temperature. On
Page 18 and 19:
-18-. Table l-l. Ha logenated volat
Page 20 and 21:
-zo- They found total n-alkanes (C6
Page 22 and 23:
-2Z- alpha-pinene ( ~ ), and limone
Page 24 and 25:
-24- Land animals also utilize vola
Page 26 and 27:
-26- importance of transport mechan
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-28- Recently, methods have been de
Page 30 and 31:
-30- Figure 2-1. Station locations
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-32- A third set of seawater sample
Page 34 and 35:
-34- These analyses provided a lowe
Page 36 and 37:
'" ~ ~ ~ o 500 TEMPERATURE (OC) 10
Page 38 and 39:
SampIe station/ depth (m) Sargasso
Page 40 and 41:
NOj (PM/kg) o 10 20 30 40 chI a (Pg
Page 42 and 43:
Figure 2-4. -42- o 0 . o Sections s
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-44- Figure 2-5. Sections showing n
Page 46 and 47:
-46- Figure 2-6. Sections showing o
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-48- Figure 2-7. Sections showing i
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-50- and l49 (M+41) ions in the CH4
Page 52 and 53:
~ ~ ~ ~ ii "' ~ ï: "' l¡ Q: 3(' 5
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-54- A family of straight chain ald
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o 10 6 6.0 100 3.2 1000 . 2.2 0 9.2
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-58- Equatorial Atlantic, does not
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-60- Zsolnay (l973, 1976) has repor
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netS 40 (ng/kg) 20 +24/7 +15/7 30 2
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sample was enriched relative to adj
Page 67 and 68:
-67- On the other hand, a phytoplan
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°2 (m//kg) 2 6 . . . . 4 . . . . .
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-71- Figure 2-13. Mechanism for pro
Page 73 and 74:
-73- fatty acid, hexadecanoic acid,
Page 75 and 76:
-75- In addition, the Cape, and the
Page 77 and 78:
::.',:.:' 71° 70° 69° 68° 67°W
Page 79 and 80:
-79- Figure 3-2. Recirculating stri
Page 81 and 82:
-81- o (heated to 60 C to reduce th
Page 83 and 84:
VOLATILE EXTRACTION ref. Grab and Z
Page 85 and 86:
RESULTS AND DISCUSSION Hydrographic
Page 88 and 89:
-88- Figure 3-5. Salinity (0/00) ve
Page 90 and 91:
-90- revealing the variation of sal
Page 92 and 93:
.. 1.5 ..E0 1.0 - Ci ci :: 0.5 II'
Page 94 and 95:
-94- Figure 3-7. Chlorophyll ~ (~g/
Page 96 and 97:
-96- Three known incidents of hydro
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~ ( ng/kg) 40 30 20 ._... ~ ? 1 0 .
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~ 4 2 ( ng/kg) o '-+~ ( ng/kg) ~ (
Page 102 and 103:
o to o (\ . -. /..., ., --. o .. (a
Page 104 and 105:
-104- Figure 3-11. O-xylene concent
Page 106 and 107:
-106- Figure 3-12. Electron impact
Page 108 and 109:
-108- (Müller and Jaenicke, 1973).
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30 20 UNKNOWN m.w. 108 10 (ng/kg) o
Page 112 and 113:
-112- Figure 3-14. Naphthalene and
Page 114 and 115:
-114- The naphthalene-to-methyl nap
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-117- with 0.29 for o-xylene and 0.
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nC14 15 10 (ng/kg) 5 o 80 60 n C 15
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"ep¡" 50 40 30 20 10 s...." . . \~
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-123- Figure 3-18. C6-CiO aldehyde
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Figure 3-19. -125- Heptanal concent
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-127- production by the plankton or
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20 18 2 16 ~ "- 14 3 3 3 :- 12 3/ 2
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tf 10-' ~ ~ ct ~ ~ ~ ~ '" .. ~ ~ ~
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15 DMDS (ng/kg) 5 o 35 30 25 DMTS 2
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-135- polysulfide volatiles. Partic
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TOTAL VC (ng/kg) 500 400 300 200 10
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-139- This suggested an anthropogen
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"Also, short range transport and de
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-143- were conducted. Rain samples
Page 145 and 146:
Short-term Temporal Studies. -145-
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40r RAIN RAIN 124 ~ 0 \ . MORNING (
Page 149 and 150:
-149- Figure 4-2. Relative C2- and
Page 151 and 152:
-151- Finally, the diesel-exhause-d
Page 153 and 154:
Figure 4-3. Ratios of C2- and sampl
Page 155 and 156:
Figure 4-4. Salini ty CD taken velo
Page 157 and 158:
-157- Figure 4-5. O-xylene concentr
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-l59- while at other times they wer
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CDsw CDsw 11/10/77 11/22/77 CDsw 10
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-163- Figure 4-6. a-xylene concentr
Page 165 and 166: -165- The Quashnet River and Sippew
Page 167 and 168: Sippewissett Quashnet CD Marsh CD C
Page 169 and 170: r . I , , I . . I · ~_. . . TEMP .
Page 171 and 172: DATE AIR MEASUREMENTS -171- o-xylen
Page 173 and 174: -173- but that direct inputs (e.g.
Page 175 and 176: -175- an atmospheric source did not
Page 177 and 178: Table 5-1. Date of collection colle
Page 179 and 180: -179- gas chromatograph equipped wi
Page 181 and 182: -181- UCON R1 Compound SE54 R1 HB51
Page 183 and 184: Release rates (ng/gm dry weight/day
Page 186 and 187: - l86- are shown in parenthese s. T
Page 188 and 189: -l88- June and September, it may be
Page 190 and 191: -190- study in some summer samples
Page 192 and 193: -192- Surprisingly, the Rhodophyta
Page 194 and 195: -194- Three deep samples (ca. 2000m
Page 196 and 197: -196- indicated that these hydrocar
Page 198 and 199: -l98- average year-round sample dat
Page 200 and 201: -200- hydrogens of the C2- and C3-b
Page 202 and 203: -202- Application of sensitive sele
Page 204 and 205: -204- tubing into round bottom flas
Page 206 and 207: -206- Figure I-I. Stripper used wit
Page 208 and 209: -208- sample. Sample water was forc
Page 210 and 211: -ZIO- ionization spectra were acqui
Page 212 and 213: . . TEMP BLAN K BEFORE SAMPLE 10m 2
Page 214 and 215: -214- Table I-i. Recoveries (%) of
Page 218 and 219: Grob Methodology -2l8- The methods
Page 220 and 221: -220- compound m & p xylenes mw 108
Page 222 and 223: -222- Table 1-4. Recoveries (ng/kg)
Page 224 and 225: -224- purchased them. Tenax may be
Page 226 and 227: -226- Appendix II. Hydrographic dat
Page 229 and 230: -229- Appendix III. Volatile organi
Page 231 and 232: 94 R. P. SCHWARZENBACH, R. H. BROMU
Page 233 and 234: 96 R. P. SCHWARZENBACH. R. H. BROMU
Page 235 and 236: 98 R. P. SCHWARZENBACH, R. H. BROMU
Page 237 and 238: 100 R. P. SCHWARZENBACH, R. H. BRoM
Page 239 and 240: 102 R. P. SCHWARZENBACH, R. H. BROM
Page 241 and 242: 104 Oxygeii compouiids R. P. SCHWAR
Page 243 and 244: 106 R. P. SCHWAKZENRACH. R. H. BROM
Page 245 and 246: -245- Appendix iv. Physical chemica
Page 247 and 248: -247- Appendix V. Mass spectra of s
Page 249 and 250: IS N L~ N r IS N ~Ð :i ,E -i Ji: "
Page 251 and 252: LD~ E) E) (Y E) LD E) LD N X E) in
Page 253 and 254: il .. E) N X I E) E) (Y E) il N E)
Page 255 and 256: CD CD .. r. L. - N ~-'._-----'-----
Page 257 and 258: E) i N f f ( -455 .- N ~ r t ì igN
Page 259 and 260: E) E) ~i !D i N --- J -lri r~ 18 r~
Page 261 and 262: REFERENCES Ackman, R.G., C. S. Toch
Page 263 and 264: . Cleveland, W. S., B. air pollutio
Page 265 and 266: -264- Grob, K. and F. ZUrcher. (l97
Page 267 and 268:
-266- Lee, C. and J.L. Bada. (1975)
Page 269 and 270:
-268- N. A. S. (1975a) Assessing Po
Page 271 and 272:
-270- Strickland, J.D .R. and T .R.
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