Enrichment, Resolution, and Identification of Nickel Porphyrins in Petroleum Asphaltene by Cyclograph Separation and Atmospheric Pressure Photoionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry
2007 ◽
Vol 18
(9)
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pp. 1682-1689
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2007 ◽
Vol 18
(7)
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pp. 1265-1273
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2011 ◽
Vol 25
(16)
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pp. 2317-2326
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