Table 4 Factor loadings for each compound based on results of principal component analysis of CHC profiles
Compound (abbreviation) | PC1 (37.1%) | PC2 (23.2%) | PC3 (17.2%) |
|---|---|---|---|
1 (n-C23) | -0.037 | -0.409 | 0.059 |
2 (n-C25) | -0.351 | -0.145 | 0.006 |
3 (n-C26) | -0.202 | -0.382 | 0.043 |
4 (n-C27) | -0.364 | -0.028 | 0.205 |
5 (n-C28) | -0.034 | -0.409 | -0.246 |
6 (1-C29) | 0.186 | -0.324 | 0.218 |
7 (C29) | -0.260 | 0.216 | -0.334 |
8 (7-; 9-; 11- 13-; 15-C29) | 0.106 | -0.257 | 0.056 |
9 (C30) | 0.180 | -0.283 | -0.333 |
10 (11-;12-;13-;14-;15-C30) | 0.323 | -0.251 | -0.002 |
11 (1-C31) | 0.338 | -0.095 | 0.205 |
12 (C31) | 0.161 | 0.196 | -0.467 |
13 (13-C31) | 0.320 | 0.197 | 0.214 |
14 (unknown) | 0.185 | 0.219 | 0.412 |
15 (C33) | 0.224 | 0.041 | -0.347 |
16 (9-;11-;13-;15-;17-C33) | 0.352 | -0.011 | -0.154 |