Skip to main content
. 2018 Apr;10(2):90–97.

Table 5.

MIC50 and MIC90 of CHG-A, ISP-QAC and QAC-B

Disinfectants MIC % (w/w) MIC range% (w/w)

MIC50 MIC90
CHG-A 0.012 0.195 0.000375-50
ISP-QAC 0.024 0.098 0.000375-50
QAC-B ≤0.00038 0.0015 0.000375-50

CHG-A: 0.5% (w/w) chlorhexidine digluconate and 75% (w/w) alcohol; ISP-QAC: 70% (w/w) isopropanol and 0.25% (w/w) Quaternary ammonium compounds (QACs); QAC-B: QACs and biguanides