Table 1.
Samplea | Sampling period | Mass (μg) |
---|---|---|
LAX1 | 11/10/2016-11/17/2016 | 420.0 |
LAX2 | 11/24/2016-12/02/2016 | 268.5 |
USC1 | 11/24/2016-12/02/2016 | 436.0 |
USC2 | 11/10/2016-11/17/2016 | 293.5 |
LAX: Los Angeles Airport site; USC: University of Southern California site.