Table 3.
Accuracies of Retention Projections and Linear Retention Indices in Five Different Labs, Each Running Three Unique Methods
| Lab | Methoda | Retention projection accuracy (s)b |
Linear retention indexing accuracy (s)b |
|---|---|---|---|
| A | 1 | ±1.9 | ±230 |
| A | 2 | ±1.4 | ±22 |
| A | 3 | ±2.0 | ±54 |
|
| |||
| B | 4 | ±0.28 | ±11 |
| B | 5 | ±0.45 | ±11 |
| B | 6 | ±0.59 | ±98 |
|
| |||
| C | 7 | ±1.5 | ±19 |
| C | 8 | ±0.24 | ±4.4 |
| C | 9 | ±3.8 | ±80 |
|
| |||
| D | 10 | ±0.88 | ±3.3 |
| D | 11 | ±0.74 | ±3.5 |
| D | 12 | ±0.66 | ±3.9 |
|
| |||
| E | 13 | ±1.2 | ±21 |
| E | 14 | ±1.4 | ±54 |
| E | 15 | ±1.1 | ±47 |
| Average: | ±1.2 | ±44 | |
a
Methods are described in Supporting Information.
b
Accuracy was calculated from the root-mean-square of the difference between the experimental and predicted retention times for all 12 test compounds.