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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.