Table 2
Integrated band strengths used in the analysis.
| Species | Mode | Position | A | Ref. |
|---|---|---|---|---|
| cm−1 | cm.molec−1 | |||
| CO | CO stretch | 2140 | 1.1 × 10−17 | Jiang et al. (1975) |
| 1.1 × 10−17 | Gerakines et al. (1995) | |||
| 1.12 × 10−17 | Bouilloud et al. (2015) | |||
| 1.1 × 10−17 | Adopted for this work | |||
| CO2 | CO2 stretch | 2350 | 1.8 × 10−17 | D’Hendecourt & Allamandola (1986) |
| H2O | OH stretch | 3600–2700 | 2.2 × 10−16 | D’Hendecourt & Allamandola (1986) |
 |
Adopted for this work | |||
| CH3OH | OH stretch | 3600–2700 | 1.1 × 10−16 | D’Hendecourt & Allamandola (1986) |
| 1.28 × 10−16 | Palumbo et al. (1999) | |||
| 1.0 × 10−16 | Bouilloud et al. (2015) | |||
| 1.1 ± 0.15 × 10−16 | Adopted for this work | |||
| CH3OH | C-O stretch | 1030 | 1.8 × 10−17 | D’Hendecourt & Allamandola (1986) |
| 1.8 × 10−17 | Sandford & Allamandola (1993) | |||
| 1.2 × 10−17 | Palumbo et al. (1999) | |||
| 1.07 × 10−17 | Bouilloud et al. (2015) | |||
 |
Adopted for this work | |||
| CH3COOCH3 | C-O stretch | 1255 | 5 × 10−17 (a) | D’Hendecourt & Allamandola (1986) |
| 5. ± 0. × 10−17 | Adopted for this work |
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