TABLE 1.

Distribution of Staphylococcus aureus MIC values for biocides and heavy metal ions^a

^aACR, acriflavine; ADH, alkyldiaminoethyl glycine hydrochloride; BKC, benzalkonium chloride; BEN, benzethonium chloride; CHX, chlorhexidine; COP, copper sulfate; SIL, silver nitrate; ZKC, zinc chloride. Asterisks indicate the number of isolates exhibiting a MIC that is greater than the highest concentration tested or less than or equal to the lowest concentration tested. The white and light-colored areas represent the tested ranges of biocides.