| Column | Value |
|---|---|
| matrix | <app.db.schema.ExposureMatrix object at 0x7cf758cf0710> |
| particle | <app.db.schema.ParticleCharacterisation object at 0x7cf758e4fec0> |
| size_distributions | (<app.db.schema.ParticleSizeDistribution object at 0x7cf75904cfe0>) |
| id | 26 |
| matrix_id | 5 |
| particle_id | 4 |
| fractional_abundance | 0.07 |
| size_bin_min_nm | 10000.0 |
| size_bin_max_nm | 150000.0 |
| notes | Coarse PVC fragment. |