Table 26.
Source | Concentration in mediuma | Daily intake mg/daya,b | Bodyweight normalized intake mg/kg b.w/dayc | Bioavailabilitya,b % | Bodyweight normalized uptake (mg/kg b.w./day) |
---|---|---|---|---|---|
Food – females | 10 to 400 μg/g food | 7.2 | 0.10 | 0.1 | 1.0 × 10-4 |
Food – males | 8.6 | 0.12 | 0.1 | 1.2 × 10-4 | |
Drinking waterd | 100 μg/L | 0.16 | 0.0023 | 0.3 | 6.9 × 10-6 |
Ambient air – general population | 0.6-7.0 μg/m3 (PM10) | 0.06 | 0.00086 | 2.0 | 1.7 × 10-5 |
Ambient air – occupational exposure | 1 to 6 mg/m3 “total” | 21 | 0.3 | 2.0 | 6.0 × 10-3 |
Antacids | 12 to 32 g/L; or 110 to 174 mg/tablet | 7,200 | 100 | 0.3 | 3.1 × 10-1 |
Buffered aspirin | Not available | 1,000 | 14 | 0.3 | 4.3 × 10-2 |
Anti-perspirantse | 25% by weight | ? | ? | ? | ? |