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Air and Dust Files
| Field | Description |
|---|---|
| Compound | Compound name; naming conventions use Chemlist file |
| Concentration | specific MRLs for dust and air. |
| Flag | Data flag. 1 = Detect; 0 = Non-detect; 0.5 and 0.6 = estimated value |
| Units | reporting units |
| Privacy.ID | unique participant identifier; re-coded from original values |
| Media | sampling media |
| Analyte.MRL | Compound-specific method reporting limit |
