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Appendix D Food Codes for NHANES - OEHHA

Appendix D Food Codes for NHANES - OEHHA

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SRP Review Draft Version 2 June, 2012<br />

Table H.15-1 Selenium field studies on leafy crops<br />

Uptake Uptake<br />

tissue tissue<br />

dry-to- factor factor<br />

soil soil<br />

conc conc Uptake wet wt (contam) (contam)<br />

conc conc<br />

bckg contam factor conver wet wt ww<br />

bckd contam<br />

dry wt dry wt (contam) -sion plant/dw plant/wet<br />

Study Type (mg/kg) (mg/kg) Crop Name (mg/kg) (mg/kg) dry wt factor soil w soil Reference<br />

field-fly ash 1.5 1.7 cabbage 0.07 0.2 0.1 0.08 0.009 0.01125 Furr et al. 1978<br />

sewage sludge - field<br />

0.4 cabbage<br />

1.1 2.8 0.08 0.2 0.25 Muntau et al., 1987<br />

field-compost<br />

lettuce<br />

0.05 0.008482 0.0106025 Cappon 1987<br />

field-compost<br />

lettuce<br />

0.05 0.010372 0.012965 Cappon 1987<br />

field<br />

9.84 lettuce<br />

19.16 1.94715 0.05 0.0973575 0.1216969 van Mantgem et al. (1996)<br />

field<br />

6.18 lettuce<br />

5.61 0.90777 0.05 0.0453885 0.0567356 van Mantgem et al. 1996<br />

field<br />

15.9 lettuce<br />

13.63 0.85723 0.05 0.0428615 0.0535769 van Mantgem et al. 1996<br />

field<br />

16.83 lettuce<br />

27.9 1.65775 0.05 0.0828875 0.1036094 van Mantgem et al. 1996<br />

field<br />

17.37 lettuce<br />

12.37 0.71215 0.05 0.0356075 0.0445094 van Mantgem et al. 1996<br />

field-compost<br />

spinach<br />

0.08 0.016888 0.02111 Cappon 1987<br />

field-compost<br />

Swiss chard<br />

0.08 0.00957 0.0119625 Cappon 1987<br />

Average selenium uptake factor in leafy crops (fresh weight conc. in plant / wet weight conc. in soil) = 0.0587±0.0713<br />

H-47

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