in order to know the safety of iodophor disinfectant, acute oral toxicity, cumulative toxicity, mouse bone marrow polychromatic erythrocyte micronucleus tests and skin and mucous membrane irrita tion test were carried out.

Conclusion:Indophor diluent washing abdominal cavity con redule infection occurrate effectively.

Study of the extinguishing mechanism of povidone-iodine and isothiozolone;

Povidone-iodine and isothiozolone for removing red tide algae Phaeoecystis globosa;

Period of Validity for Skin Disinfectant Povidone-iodine;