Gschwend%20thesis.pdf
Gschwend%20thesis.pdf
Gschwend%20thesis.pdf
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100 R. P. SCHWARZENBACH, R. H. BRoMuND. P. M. GSCHWEND and O. C. ZAFIIÙOU<br />
Table 2. Volatile compounds in coastal seawater samples<br />
Concentration range.<br />
Compound (ngfkg) Identification§<br />
number Structure CD Marshl method<br />
37 dimethyldisulfide (DMDS) '! 2<br />
45 toluene ::10 ::10 i<br />
60 tetrachloroethylene 5 5 2<br />
61 ii-hexanal 5-100 tr~IO 1<br />
100 I-chloro-ii-hexane (10) (10) standard<br />
101 ethylbenzene 5-25 2-20 1<br />
103 1,3-dimethylbenzene 15-50 6-40 i<br />
104 1,4-dimethylbenzene I<br />
109 bromoform ') ? 2<br />
112 1,2~dimethylbenzene 5-25 2-20 1<br />
121 ii-heptanal 5-40 tr-IO I<br />
142 ii-propylbenzene tr-3 0-2 I<br />
148 C 3-benzene 4-20 1-12 2<br />
149 dimethyltrisulfide (DMTS) '! ? 2<br />
151 i J.5-trimethylbenzene 3-15 1-8 1<br />
156 C rbenzene 2-10 1-6 2<br />
163 C 3-benzene 5-25 2-15 2<br />
174 ii-octanal 5-40 tr-IO 2<br />
177 C 3-benzene 2-10 1-6 2<br />
193 C4-benzene 1-5 tr-2 2<br />
196. C4-benzene 2-10 tr-4 2<br />
199 C4-benzene 1-5 tr-2 2<br />
200 I-chloro-ii-octane (10) (10) standard<br />
206 C4-benzene 2-10 tr-4 2<br />
209 C4-benzene 2-10 tr-4 2<br />
219 C4-benzene 2-5 tr-2 2<br />
224 C4-benzene 2-5 tr-3 2<br />
225 ii-nonanal 5-70 tr-20 2<br />
226 C 4-benzene 2-10 tr-4 2<br />
240 C,oH,i 2-10 tr-4 2<br />
242 C4-benzene 2-10 tr-4 2<br />
258 naphthalene 5-40 tr --10 I<br />
275 ii-decanal 5-50 tr-20 I<br />
300 I-chloro-n-decane (10) (10) standard<br />
309 2-methylnaphthalene 2-25 tr-5 i<br />
316 I-methylnaphthalene 1-20 tr-5 i<br />
320 ii-tridecane 0-5 tr i<br />
357 2-ethylnaphthalene 0-15t 1<br />
362 2.6-dimethy Ina phthalene 0-20t 1<br />
369 ii-tetradecane 0-10 tr I<br />
370 C i-naphthalene 0- 20t tr 2<br />
371 C i-naphthalene tr-20t 2<br />
397 acenaphthalene tr-15t 2<br />
40 I-chloro-ii-dodecane (10) (10) standard<br />
405 C'sH30 . tr-5 3<br />
410 C 3-naphthalene tr-IOt 2<br />
413. C'sH30 1-3 3<br />
417 ii-pentadecane 5-100 5-15 4<br />
421 C 3-naphthalene tr-IOt 2<br />
423 C 3-naphthalene tr-Wt 2<br />
430 C 3-naphthalene tr-IOt 2<br />
440 C 3-naphthalene tr-IOt 2<br />
466 ii-hexadecane 1-20 1-3 i<br />
505 C17H34 1':12 3<br />
509 C i 7H34 f-3 3<br />
515 ii-heptadecane 1-30 5-30 i<br />
517 pristane tr-5 2<br />
· Based'on peak heights relative to I-chloro-ii-octane, corrected for ineffcient recovery where necessary.<br />
t Assuming same recovery as naphthalene. .<br />
l Sampled in late June and July 1977<br />
§ i. GC-MS using EI and CI spectra aiid by conjection with authentic standards; 2. GC-MS using<br />
.EI and CI spectra; 3. tentative (GC-MS-CI spectra). All EI spectra were compared to library spectra.
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