Table 6.
Disinfectant | Active ingredient(s) | Surface | Log reduction (30 s)a | Log reduction (60 s)a |
---|---|---|---|---|
Sanitizer A | 0.1% BACb | Plastic | 0.09 ± 0.06aEF | 0.25 ± 0.23aD |
Stainless steel | 0.25 ± 0.23aEF | −0.02 ± 0.20aD | ||
Sanitizer B | 70% isopropanol | Plastic | 0.66 ± 0.06aDE | 0.55 ± 0.36aD |
Stainless steel | 0.29 ± 0.11aEF | 0.41 ± 0.13aD | ||
Sanitizer C | 1.84% sodium hypochlorite | Plastic | 4.64 ± 2.43aB | 4.15 ± 1.80aB |
Stainless steel | 5.95 ± 0.22aA | 5.90 ± 0.41aA | ||
Sanitizer D | 0.26% BACb | Plastic | −0.28 ± 0.26aF | −0.27 ± 0.27aD |
Stainless steel | 0.01 ± 0.38aEF | 0.32 ± 0.26aD | ||
Sanitizer E | 3% sodium hypochlorite | Plastic | 5.81 ± 0.19aA | 5.60 ± 0.48aA |
Stainless steel | 5.72 ± 0.52aA | 6.23 ± 0.06aA | ||
Sanitizer F | 0.5% QACc | Plastic | −0.08 ± 0.25aEF | −0.01 ± 0.37aD |
Stainless steel | 0.09 ± 0.02aEF | 0.08 ± 0.08aD | ||
Sanitizer G | 0.19% L-lactic acid | Plastic | −0.11 ± 0.29aEF | 0.16 ± 0.52aD |
Stainless steel | 0.16 ± 0.18aEF | −0.02 ± 0.44aD | ||
Sanitizer H | 58% ethanol, 0.1% QACc | Plastic | 1.62 ± 0.25aC | 1.59 ± 0.30aC |
Stainless steel | 1.26 ± 0.13aCD | 1.48 ± 0.38aC | ||
Sanitizer I | 0.3% QACc | Plastic | 0.15 ± 0.36aEF | −0.04 ± 0.48aD |
Stainless steel | 0.06 ± 0.07aEF | 0.25 ± 0.38aD | ||
Sanitizer J | 1.75% glycolic acid (1:64 dilution) | Plastic | 0.06 ± 0.34aEF | 0.33 ± 0.23aD |
Stainless steel | −0.12 ± 0.60aEF | 0.06 ± 0.59aD |
In each column, values with the same upper letter do not differ significantly at P < 0.05; in each row, values with the same lower letter do not differ significantly at P < 0.05.
BAC: benzalkonium chloride.
QAC: quaternary ammonium compound.