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Flavor Compounds in Grappa on Stabilwax-DA
Peaks | |
---|---|
1. | Ethyl octanoate![]() |
2. | Acetic acid![]() |
3. | Siloxane |
4. | Furfural![]() |
5. | Propionic acid![]() |
6. | Benzaldehyde + Linalool![]() |
7. | Isobutyric acid![]() |
8. | Methyl decanoate![]() |
Peaks | |
---|---|
9. | Butyric acid![]() |
10. | Siloxane |
11. | Ethyl decanoate![]() |
12. | Isoamyl octanoate![]() |
13. | Isovaleric acid + 2-Methylbutyric acid![]() |
14. | Sesquiterpene (shoulder)![]() |
15. | Diethyl succinate![]() |
16. | Ethyl 9-decenoate![]() |
17. | α-Terpineol![]() |

Column | Stabilwax-DA, 30 m, 0.18 mm ID, 0.18 µm (cat.# 550752) |
Injection | |
Inj. Vol.: | 10 µL splitless |
Oven | |
Oven Temp.: | 60 °C (hold 2 min) to 100 °C at 20 °C/min to 240 °C at 5 °C/min (hold 10 min) |
Carrier Gas | He, constant flow |
Linear Velocity: | 45 cm/sec |
Detector | MS |
Mode: | Scan |
Transfer Line Temp.: | 240 °C |
Source Temp.: | 230 °C |
Quad Temp.: | 150 °C |
Electron Energy: | 70 eV |
Ionization Mode: | EI |
Scan Range: | 30-400 amu |
Notes | Inj: 10 µL/min Std. conc.: neat Gerstel CIS Injector: 35°C (hold 2 min.), to 300°C @ 10°C/sec. (hold 5 min.) Helium vent flow: 600mL/min with 1.8 min. vent end time |
Acknowledgement | Chromatogram courtesy of Kevin MacNamara, Ph.D., Irish Distilleries, Ltd. |
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