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Table 1 Reference dose and carcinogenic potency slope factor, oral

From: Accumulation of heavy metals and human health risk assessment via the consumption of freshwater fish Mastacembelus armatus inhabiting, thermal power plant effluent loaded canal

Heavy metals	RfD (mg/kg/day)	CPSo (mg/kg bw-day⁻¹)
Mn	1.4 × 10⁻¹	–
Fe	7.0 × 10⁻¹	–
Co	3.0 × 10⁻⁴	–
Ni	2.0 × 10⁻²	1.7
Cu	4.0 × 10⁻²	–
Zn	3.0 × 10⁻¹	–

Data taken from USEPA 2011, 2012 respectively

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