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. 2001 Sep 24;1:16. doi: 10.1186/1471-2334-1-16

Table 2.

The minimum inhibitory concentrations (MIC) for the chemical agent solutions to reduce bacteria populations over 6-log10.

Bacteria Bacillus Bacillus subtilis Acinetobacter Enterobacter Escherichia coli Serratia Staphylococcus
stearothermophilus calcoaceticus cloacae marcescens aureus
MIC mg/L % mg/L % mg/L % mg/L % mg/L % mg/L % mg/L %
Agent
QACs 156 0.0156 117 0.0117 9.77 0.0010 78 0.0078 59 0.0059 59 0.0059 59 0.0059
Chlorhexidine * * 10000 1.0 63 0.0063 71 0.0071 71 0.0071 141 0.0141 71 0.0071
Glutaraldehyde 1875 0.1875 3250 0.325 3250 0.325 3250 0.325 3250 0.325 1375 0.1375 1875 0.1875
Formaldehyde 246 0.0246 235 0.0235 39 0.0039 117 0.0117 156 0.0156 58.5 0.0059 156 0.0156
Alcohol 87500 8.75 87500 8.75 43750 4.375 87500 8.75 65650 6.565 43750 4.375 87500 8.75
EtOH (+ glycerin) * * * * 87500 8.75 87500 8.75 87500 8.75 87500 8.75 87500 8.75
EtOH (+I2 1%) 87500 8.75 87500 8.75 43750 4.375 87500 8.75 43750 4.375 43750 4.375 43750 4.375
I2 1% in EtOH 1250 0.125 1250 0.125 1250 0.125 1250 0.125 625 0.0625 625 0.0625 625 0.0625
EtOH (+ I2 10%) - - 43750 4.375 - - 43750 4.375 - - - - 21870 2.187
I2 10% in EtOH - - 6250 0.625 - - 6250 0.625 - - - - 3125 0.313
Pvp-I2-topic 12500 1.25 50000 5.0 12500 1.25 6250 0.625 12500 1.25 6250 0.625 6250 0.625
Pvp-I2 – soap 6250 0.625 50000 5.0 6250 0.625 6250 0.625 6250 0.625 6250 0.625 6250 0.625
Pvp-I2 – alcoholic 12500 1.25 25000 2.5 12500 1.25 3125 0.3125 1560 0.156 3125 0.3125 3125 0.3125
CRAs 1% pH > 9 4491 0.4491 4491 0.4491 867 0.0867 420 0.0420 1129 0.1129 474 0.0474 945 0.0945
CRAs 0.1%pH 7 621 0.0621 621 0.0621 150 0.015 150 0.015 150 0.015 150 0.015 150 0.015
NaDCC 5990 0.599 5990 0.599 1123 0.1123 374 0.0374 1123 0.1123 187 0.0187 749 0.0749
H2O2 1875 0.1875 1875 0.1875 469 0.0469 1250 0.125 2505 0.250 625 0.0625 938 0.0938
Peracetic acid 4620 0.4620 18500 1.85 9250 0.925 9250 0.925 2310 0.231 9250 0.925 4620 0.462

Legend: QACs – Quaternarium Ammonium Compounds; H2O2 – Hydrogen peroxide Alcohol – Ethanol (EtOH) or Isopropanol; EtOH + I2 (iodine); Pvp-I2 – polyvinylpyrolidone-iodine CRAs – Chlorine releasing agents (CRAs) – Sodium hypochlorite (NaOCl); NaDCC – Sodium dichloro-isocyanurate (* no efficacy)