Pobór Pb,AsÍ
TABLE 14 9 intake and Absorption ot Lead trom Air, Water and Eood Dy anu uptaKes oi Leaa irom rood an
Adults and Children - Water by Adults and Children
|
Source* |
Intake |
Lead intake lig d’1 |
Absorpt. factor |
Lead uptake lig d4 |
% of total |
(a) Food | |||||
|
No smoking |
inciudi smokii |
Conc. in food Adults 0.1 0.05 Children |
Food intake kg d'1 1.5 1.5 1.0 1.0 |
Lead Inta&e Fg d’s 150 75 100 50 |
Absorption factor 0.1 0.1 0.5 0.5 |
Lead uptal [igd-- 15 7.5 50 25 | |||||
|
Adults Air Food Water Smoking |
22 m3 1.5 kg 1.51 30 cigs. |
11 150 15 15 |
0.4 0.1 0.1 0.4 |
4.4 15.0 1.5 6.0 |
21.1 71.8 7.2 26.9 20.9 |
16.4 55.8 5.6 22.3 | |||||
|
Total (including smoking) Total (excluding smoking) |
131 176 |
0.1 0.05 | |||||||||
|
Children |
No |
Includ |
(b) Water | ||||||||
|
dust |
dust |
Conc. in |
Water |
Lead |
Absorption |
Lead | |||||
|
Air |
6.5 m3 |
3.3 |
0.4 |
1.3 |
2.3 |
1.6 |
water |
intake |
Intake |
factor |
uptak |
|
Food |
1.0 kg |
100 |
0.5 |
50 |
88.8 |
61.5 |
Fg i'1 |
Id4 |
[ig d-1 |
[ig d4 | |
|
Water |
1.01 |
10 |
0.5 |
5 |
8.9 |
6.2 |
Adults | ||||
|
Dust |
50 mg |
50 |
0.5 |
25 |
30.8 |
20 |
1.5 |
30 |
0.1 |
3 | |
|
Total (including dust) |
163.3 |
81.3 |
10 |
1.5 |
15 |
0.1 |
1.5 | ||||
|
Total (excluding dust) |
113.3 |
56.3 |
Children | ||||||||
|
* Concentrations: air 0.5 p.g nr |
food 0.1 [tg water 10 [ig i'1, smoking 0.5 jig cigA |
20 10 |
1.0 1.0 |
20 10 |
0.5 0.5 |
10 5 | |||||
TABLE 14.11 Intake and Absorption of Cadmium from Air, Water and Food by Adults
Air
|
Conc. pg nr3 |
Air intake m3 d4 |
Cd intake Fg d4 |
Absorption |
Cd uptake Fg d'J |
|
0.001 |
22 |
0.022 |
0.4 |
0.009 |
|
0.01 |
22 |
0.22 |
0.4 |
0.09 |
|
20 cigs. |
- |
2-4 |
0.4 |
0.8-1.6 |
|
Food | ||||
|
Conc. Fg g-1 |
Food intake kg |
Cd intake Fgd4 |
Absorption |
Cd uptake Fg d'1 |
|
0.04 |
1.5 |
60 |
0.06 |
3.6 |
|
0.01 |
1.5 |
15 |
0.06 |
0.9 |
Water
|
Conc. |
Water intake Cd intake |
Absorption |
Cd uptake |
|
FgF |
1 Fg d'1 |
Fg d4 | |
|
2 |
1.5 3 |
0.06 |
0.2 |
|
10 |
1.5 15 |
0.06 |
0.9 |
TABLE 14.14 Intake and Absorption of Mercury from Air, Water and Food by Adults
|
Materiał |
Mercury Intake concentration per day |
Mercury intake Fg |
Chem. form Fg d'1 |
Absorp. factor |
Uptake Fg d'1 |
Percenl | |
|
Food Water Air* |
20 ng g4 200 ng I4 20 ng nr3 |
1.5 Fg 1.51 22 m3 |
30 0.3 0.44 |
10 inorg 20 org 0.1 inorg 0.2 org |
0.15 1.0 0.15 1.0 0.8 |
1.5 20 0.015 0.2 0.35 |
6.8 90.5 0.1 0.9 1.6 |
* Mostly Hg(0) or CH3Hg*
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