Table 2.
Elemental contents of the asphaltenes isolated from petroleum fluid BR (w/w%).
| Asphaltenes | C | H | S | O | NH/NC* |
|---|---|---|---|---|---|
| BR | 84.38 | 7.79 | 2.96 | 4.87 | 1.03 |
*H/C is the atomic ratio of hydrogen and carbon.
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