Hardware	Parameter	Start-up setting	Running setting	Resting setting
8,400 Bruker (Varian) Autosampler
	Injection mode	Spme	Spme	n/a
	Solvent penetration depth	0%	20%	n/a
	Sample penetration depth	20%	20%	n/a
	Absorption time	0.01 min	3 min	n/a
	Desorption time	19 min	1 min	n/a
	Clean mode solvent source	I	I	n/a
	Clean mode adsorption and desorption time	0.01 min	0.01 min	n/a
	Water bath (heats autosampler)*	50 °C	50 °C	Off
CP-3800 Varian Gas Chromatograph
Injector Oven	Oven power	On	On	On
	Oven temperature	250 °C	220 °C	30 °C
Column Oven	Stabilization time	0.10 min	0.10 min	0.10 min
	Temperature	65 °C	65 °C	30 °C
Column	Mobile phase flow rate	8.5 ml/min	8.5 ml/min	n/a
	Column Pressure	~ 6 psi	~ 6 psi	≥ 0.1 psi
FID detector	Oven power	On	On	On
	Temperature	220 °C	220 °C	120 °C
	Electronics	On	On	Off
	Time constant	Fast	Fast	Fast
	Range	11	11	11
	Autozero	Yes	Yes	Yes