Table 3.
Calibration curve data for analysis of fusel oil analytical standards by headspace (HS) GC/FID and direct injection (DI) GC/FID.
| Analyte | Fitted Linear Regression for HS-GC/FID with (1/x) weighting | R2 | Fitted Linear Regression for DI-GC/FID with (1/x) weighting | R2 |
|---|---|---|---|---|
| Methanol | y = 65,850.8x + 280.2 | 0.9995 | y = (9.965e+6)x + 10,461.5 | 0.9994 |
| Ethyl acetate | y = 308.2x – 246.9 | 0.9997 | y = 1523.0x + 1351.6 | 0.9996 |
| n-Propanol | y = 51.3x + 240.2 | 0.9999 | y = 2340.1x + 10,290.5 | 0.9990 |
| Isobutanol | y = 101.2x + 1.7 | 0.9998 | y = 2763.5x–1183.7 | 0.9993 |
| n-Butanol | y = 70.7x – 3.6 | 0.9997 | y = 2663.74x–553.3 | 0.9988 |
| Amyls (Active + Isoamyl) | y = 112.0x + 63.4 | 0.9998 | y = 2795.7x–3868.6 | 0.9993 |