Table 2.
Density adjusted concentrations of metals (Cr, Co, Fe, Mo, Ni) in the urine of AM operators during a week in the AM facility (n = 7) and in the urine of controls (not working in the AM facility) (n = 7).
| Metal nmol/L |
FIOH ref. unexposed | FIOH action limit | Monday AM operators |
Friday AM operators |
Monday Controls |
Friday Controls |
|---|---|---|---|---|---|---|
| Cr | 10 | 200 | 11 (1.0–34) | 16 (3.0–43) | 19 (8.0–52) | 25 (16–64) |
| Co | 25 | 130 | 5.4 (2.0–26) | 4.6 (2.1–20) | 4.5 (3.0–7.0) | 5.2 (3.0–12) |
| Fe | – | – | 520 (130–1200) | 740 (400–1200) | 1000 (290–2200) | 1400 (980–2800) |
| Mo | 1340 | – | 500 (200–920) | 580 (320–1200) | 540 (280–1500) | 680 (320–1600) |
| Ni | 50 | 100 | 34 (20–53) | 35 (22–63) | 52 (25–120) | 49 (16–93) |
Values are geometric mean (minimum–maximum). FIOH Finnish Institute of Occupational Health.