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Table 1
Survey column densities and abundance enhancements.
| (60′′, 40′′)a | (−50′′, −30′′)b | |||
| MOL | N(cm-2) | f enh c | N(cm-2) | f enh c |
|
|
||||
| CO | 1.8 × 1016 | – | 2.1 × 1016 | – |
| HCO+ | 1.0 × 1012 | 1.1 | 1.1 × 1012 | 1.1 |
| HCN | 2.1 × 1013 | 11 | 1.6 × 1013 | 7.2 |
| CS | 1.8 × 1013 | 14 | 2.8 × 1013 | 19 |
| p-H2CO | 8.2 × 1012 | 65 | 8.9 × 1012 | 61 |
| SO | 3.4 × 1013 | 290 | 4.4 × 1013 | 320 |
| CH3OH | 4.6 × 1014 | 1.8 × 103 | 3.2 × 1014 | 1.1 × 103 |
| SiO | 5.5 × 1012 | 5.1 × 103 | 1.4 × 1013 | 1.1 × 104 |
Notes.
(c)
Abundance enhancement factor over dense core value as in Tafalla et al. (2010).
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