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. 2026 Jan 11;16:5058. doi: 10.1038/s41598-025-34780-z

Table 4.

Slope factors (SFs) for carcinogenic metals (USEPA)36,37.

Metal SF, (mg/kg/day)-1 Source
As 1.5 USEPA
Cd 6.3 USEPA
Pb 0.0085 USEPA