Characterisation of dissolved organic compounds in hydrothermal fluids by stir bar sorptive extraction - gas chomatography - mass spectrometry. Case study: the Rainbow field (36°N, Mid-Atlantic Ridge)

Konn, Cecile; Charlou, Jean-Luc; Donval, Jean-Pierre; Holm, Nils G

doi:10.1186/1467-4866-13-8

Table 8 List of major compounds proposed to be inherent of hydrothermal fluids and detected in in the Rainbow fluid samples

From: Characterisation of dissolved organic compounds in hydrothermal fluids by stir bar sorptive extraction - gas chomatography - mass spectrometry. Case study: the Rainbow field (36°N, Mid-Atlantic Ridge)

Compounds	Molecular formula	Rt (min)
toluene	C7H8	3.26*
ethylbenzene	C8H10	4.34*
p-xylene / m-xylene	C8H10	4.43*
cyclohexane, 1,?,? -trimethyl-	C9H18	4.48†
cyclohexane, 1,?,? -trimethyl-	C9H18	4.53†
cyclohexane, 1-methyl, ?-ethyl-	C9H18	4.65†
o-xylene	C8H10	4.71*
styrene	C8H8	4.71*
nonane	C9H20	4.76*
cyclohexane, 1-methyl, ?-ethyl-	C9H18	4.88†
cyclohexane, -propyl	C9H18	5.18†
branched alkane	C10H22	5.22†
cyclohexane, 1-ethyl, ?,?-dimethyl-	C10H20	5.33†
branched alkane	C10H22	5.51†
branched alkane	C10H22	5.59†
branched alkane	C10H22	5.70†
cyclohexane, 1-methyl, ?-propyl-	C10H20	5.89†
phenol	C6H6O	5.96†
decane	C10H22	6.05*
cyclohexane, 1-methyl, ?-propyl-	C10H22	6.18†
branched alkane	C13H28	6.25†
branched alkane	C13H28	6.33†
branched alkane	C11H24	6.38†
cyclohexane, butyl-	C10H20	6.52†
branched alkane	C11H24	6.57†
branched cyclohexane	?	6.70†
branched alkane	C11H24	6.80†
naphtalene, decahydro-, trans	C10H18	6.85†
branched alkane	C11H24	6.89†
branched alkane	C11H24	6.97†
branched cyclohexane	?	7.18†
undecane	C11H24	7.32*
cyclohexane, 1-methylbutyl-	C11H22	7.60†
branched alkane	C12H26	7.68†
cyclohexane, pentyl-	C11H22	7.82†
cyclopentane, hexyl-	C11H22	7.88†
branched alkane	C12H26	8.12†
branched alkane	C13H28	8.21†
octanoic acid	C8H16O2	8.24†
naphtalene	C10H8	8.52*
nonanoic acid	C9H18O2	9.43*
tridecane	C13H28	9.70*
naphthalene, ?-methyl-	C11H10	9.84†
n-decanoic acid	C10H20O2	10.52*
tetradecane	C14H30	10.79*
naphthalene, ?,?-dimethyl-	C12H12	11.21†
acenaphthene	C12H10	11.87*
dodecanoic acid	C12H24O2	12.58*
hexadecane	C16H34	12.81*
fluorene	C13H10	12.86*
heptadecane	C17H36	13.74*
tetradecanoic acid	C14H28O2	14.41*
octadecane	C18H38	14.62*
phenanthrene	C14H10	14.71*
anthracene	C14H10	14.81*
pentadecanoic acid	C15H30O2	15.23†
nonadecane	C19H40	15.47*
n-hexadecanoic acid	C16H32O2	16.12*
cyclic octaatomic sulfur	S8	17.10†
fluoranthene	C16H10	17.06*
pyrene	C16H10	17.47*
octadecanoic acid	C18H36O2	17.61*

Rt is the retention time obtained with the current analytical method. * this study. † [13].

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ISSN: 1467-4866

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