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Table 1 Minimum inhibitory concentrations (MICs) of heavy metals for the Bacillus isolates from steel plant wastes.

From: Genotypic and phenotypic diversity of Bacillus spp. isolated from steel plant waste

Metal MIC (mM)
  Range MIC50 MIC90
Cu 0.001–4 0.5 4
Pb 0.001–4 2 4
Zn 0.001–4 1 2
Ni 0.001–2 0.25 1
Co 0.001–1 0.25 0.25
Hg 0.001–1 ≤ 0.001 0.025
Ag 0.001–1 ≤ 0.001 ≤ 0.001
  1. Cu, copper sulphate; Pb, lead nitrate; Zn, zinc sulphate; Ni, nickel chloride; Co, cobalt chloride; Hg, mercury bichloride; Ag, silver nitrate.