Nitrogen speciation of polar petroleum compounds by compound class separation and on-line liquid chromatography - mass spectrometry (LC-MS)
1994 ◽
Vol 17
(4)
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pp. 271-276
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1985 ◽
Vol 323
(1)
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pp. 135-141
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2013 ◽
Vol 1317
◽
pp. 121-128
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2007 ◽
Vol 1152
(1-2)
◽
pp. 97-115
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1992 ◽
Vol 582
(1-2)
◽
pp. 103-112
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