| Column | Value |
|---|---|
| matrix | <app.db.schema.ExposureMatrix object at 0x71ff908426f0> |
| particle | <app.db.schema.ParticleCharacterisation object at 0x71ff90841850> |
| size_distributions | (<app.db.schema.ParticleSizeDistribution object at 0x71ff90779fa0>) |
| id | 3 |
| matrix_id | 1 |
| particle_id | 1 |
| fractional_abundance | 0.13 |
| size_bin_min_nm | 10000.0 |
| size_bin_max_nm | 100000.0 |
| notes | PE fragments from packaging debris. |