Table 5.
Intraday variation (RSD, %) for four studied samples by both methods employed.
| Fatty acids | Sample (n = 4, RSD %)a | |||||||
|---|---|---|---|---|---|---|---|---|
| A | B | C | D | |||||
| i | ii | i | ii | i | ii | i | ii | |
| C12:0 | 2.48 | 2.04 | 1.98 | 1.75 | 2.95 | 1.49 | 2.55 | 2.48 |
| C14:0 | 3.21 | 3.62 | 2.60 | 1.50 | 1.77 | 1.85 | 3.13 | 1.79 |
| C16:0 | 2.14 | 1.19 | 2.05 | 0.32 | 2.90 | 2.28 | 4.32 | 0.98 |
| C18:0 | 2.58 | 0.92 | 1.88 | 0.59 | 3.07 | 3.88 | 2.34 | 2.03 |
| C18:1 trans-9 | 5.03 | 1.14 | 4.23 | 2.02 | 6.27 | 2.17 | 5.92 | 3.01 |
| C18:1 | 3.44 | 2.26 | 1.10 | 0.89 | 3.55 | 1.99 | 1.90 | 1.27 |
| C18:2 trans-9,12 | 6.84 | 2.56 | 5.41 | 1.01 | 4.68 | 2.01 | 6.77 | 2.99 |
| C18:2 | 4.06 | 1.56 | 3.77 | 1.89 | 2.60 | 2.55 | 3.15 | 0.93 |
| C18:3 | 2.58 | 3.02 | 4.42 | 2.40 | 0.99 | 0.86 | 4.67 | 2.11 |
aRSD: relative standard deviation; (i) the KOCH3/HCl method; (ii) the TM-SD method.