Title: OBSERVATION ON CONTINUOUS GERMICIDAL EFFICACY OF PVP-I DISINFECTANT AFTER OPENING
Abstract: Objective To observe the continuous germicidal efficacy of PVP-I disinfectant and to discuss its validity duration after opening.Methods The suspension quantitative germicidal test was used to observe the continuous germicidal efficacy of PVP-I disinfectant after opening.Results The average killing rates of clinical strains and standard strains of Escherichia coli and Staphylococcus aureus in suspension exposed to PVP-I disinfectant containing available iodine 5 000 mg/L after being opened for 14 days were 100%.The average killing rates of clinical strains and standard strains of E.coli and S.aureus in suspension exposed to PVP-I disinfectant containing available iodine 1 000 mg/L after being opened for 14 days were also 100%.Conclusion The two PVP-I stock solutions with different concentration can maintain good germicidal efficacy after opening for 14 days.
Publication Year: 2011
Publication Date: 2011-01-01
Language: en
Type: article
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