Flavor Compounds in Grappa on Stabilwax-DA

	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

Injection
Column	Stabilwax-DA, 30 m, 0.18 mm ID, 0.18 µm (cat.# 550752)
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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