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Appendix D Food Codes for NHANES - OEHHA

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

Table H.13-1 Nickel 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<br />

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

field (industrial sewage irrigation)<br />

13.37 palak (spinach)<br />

4.2 0.31 0.08 0.02 0.025 Kumar Sharma et al., 2007<br />

field (industrial sewage irrigation)<br />

15.61 palak (spinach)<br />

5.9 0.38 0.08 0.03 0.0375 Kumar Sharma et al., 2007<br />

field (industrial sewage irrigation)<br />

14.52 palak (spinach)<br />

2.6 0.18 0.08 0.02 0.025 Kumar Sharma et al., 2007<br />

indust. Poll. Depo. - field<br />

119.32 amaranthus<br />

9.5 0.08 0.08 0.0064 0.008 Pandey and Pandey, 2009<br />

indust. Poll. Depo. - field<br />

119.32 spinach<br />

10.62 0.089 0.08 0.0071 0.008875 Pandey and Pandey, 2009<br />

landfill-field<br />

49 lettuce<br />

1.23 0.025 0.05 0.00125 0.0015625 Samsoe-Petersen et al., 2002<br />

sewage sludge - field<br />

120 cabbage<br />

24 0.2 0.08 0.02 0.025 Muntau et al., 1987<br />

sewage sludge-field 22.5 51.8 spinach 4.76 9.46 0.178 0.08 0.014 0.0175 Hooda et al., 1997<br />

sewage sludge-field 28.1 34.6 spinach 0.88 1.2 0.03 0.08 0.003 0.00375 Jamali et al., 2007<br />

sewage sludge-field<br />

spinach<br />

0.08 0.0048 0.006 Sridhara Chary et al., (2008)<br />

urban gardens-field-to-greenhouse 10 50.7 lettuce 0.73 1.25 0.024 0.045 0.00108 0.00135 Sterrett et al., 1996<br />

Average nickel uptake factor in leafy crops (fresh weight conc. in plant / wet weight conc. in soil) = 0.0145±0.0121<br />

H-43

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