Table 4. Sample Inlet Temperature Optimization for GC–MS Analysis^a.

	flue-cured tobacco		cigar
temperature (°C)	peak area of nicotine	relative deviation of peak area (%)	peak area of nicotine	relative deviation of peak area (%)
200	241 084	0.27	957 941	3.02
210	274 033	1.92	1 046 144	2.18
220	278 573	4.86	1 049 427	2.12
230	289 612	0.13	1 056 319	1.85
240	296 387	0.97	1 076 930	0.85
250	304 335	0.64	1 077 927	1.91
260	307 411	1.77	1 061 349	2.87
270	292 470	0.12	1 074 440	1.77

^aNote: GC–MS, gas chromatography–mass spectrometry.