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Table 2 Aluminum uptake for a child/adult and the percentage to TWI

From: Migration of aluminum from food contact materials to food—a health risk for consumers? Part III of III: migration of aluminum to food from camping dishes and utensils made of aluminum

Foodstuff

Experimental conditions

Mean concentration (mg/L)a

Aluminum uptake for a child (mg/week)b

Percentage to TWI child

Aluminum uptake for an adult (mg/week)c

Percentage to TWI adult

Olive oil

17 h (n = 9)

0.007

0.026

0.172

0.026

0.037

168 h (n = 9)

0.006

0.022

0.148

0.022

0.032

2 h, 160 °C (n = 9)

0.006

0.023

0.150

0.023

0.032

Water

17 h (n = 9)

0.042

0.147

0.980

0.147

0.210

168 h (n = 9)

0.589

2.07

13.7

2.07

2.95

2 h, 160 °C (n = 9)

0.725

2.54

16.9

2.54

3.63

Citric acid pan brand 1

17 h (n = 3)

0.368

0.026

0.172

0.026

0.037

168 h (n = 3)

25.2

1.76

11.8

1.76

2.52

2 h, 160 °C (n = 3)

367

25.7

171

25.7

36.7

Citric acid pan brand 2

17 h (n = 3)

3.12

0.218

1.456

0.218

0.312

168 h (n = 3)

61

4.27

28.5

4.27

6.1

2 h, 160 °C (n = 3)

1094

76.6

511

76.6

109

Citric acid pan brand 3

17 h (n = 3)

0.165

0.012

0.077

0.012

0.017

168 h (n = 3)

16.9

1.18

7.9

1.18

1.69

2 h, 160 °C (n = 3)

452

31.6

211

31.6

45.2

Citric acid (mean)

17 h (n = 9)

1.21

0.085

0.564

0.085

0.121

168 h (n = 9)

34.3

2.4

16

2.4

3.42

2 h, 160 °C (n = 9)

638

0.045

298

44.7

63.8

  1. aArithmetic mean of the results for triplicate tests of all three brands of aluminum pans
  2. bThe results shown are for a child weighing 15 kg based on a daily portion of water (500 mL) or a 10 mL portion of olive oil or citric acid over a period of 1 week (7 days)
  3. cThe results shown are for an adult weighing 70 kg based on a daily portion of water (500 mL) or a 10 mL portion of olive oil or citric acid over a period of 1 week (7 days)