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Number of acceptable (unflagged; highlighted in italics) diagnostic ratios when comparing the weathered to unweathered oil samples by the classic CEN method and additional PASH/APASH ratios
| Using 78 classic biomarker ratios and addition PASH/APASH ratios | HFO TC | PMRD | ASMB | HB | HFO 6303 | MC |
|---|---|---|---|---|---|---|
| Weathered HFO TC | 57 | 21 | 23 | 16 | 25 | 23 |
| Weathered PMRD | 24 | 59 | 26 | 19 | 19 | 28 |
| Weathered ASMB | 20 | 22 | 58 | 18 | 19 | 28 |
| Weathered HB | 10 | 11 | 15 | 51 | 11 | 25 |
| Weathered HFO 6303 | 23 | 17 | 23 | 17 | 63 | 28 |
| Weathered MC | 17 | 21 | 26 | 23 | 21 | 61 |
