Type |
Example |
Characteristic |
Acid
and acid derivatives |
Benzoic
acid Sorbic
acid Propionic
acid Dehydroacetic
acid |
Antifungal |
Alcohols |
Chlorobutanol Phenoxy-
2-ethanol |
Eye
prep. Synergism |
Aldehydes |
Formaldehyde, Glutaraldehyde |
Broad
spectrum |
Formaldehyde Derivatives |
Hexamethylene
tetramine Mono and de- methyl ol dimethyl hydantoin |
Broad
spectrum |
Phenolic |
Phenol, Cresol, chlorophyll p-phenyl
phenol p-chlorometaxylenol Methyl-p-hydroxybenzoate Propyl-p-hydroxybenzoate Benzyl-p-hydroxybenzoate Butyl
-p-hydroxybenzoate |
Broad
spectrum |
Quaternary |
Chlorhexidine Benzethonium
chloride Benzalkonium
chloride Cetyl
pyridinium chloride Cetyl
Methyl ammonium bromide |
Broad
spectrum |
Mercurials |
Phenyl
mercuric acetate Sodium
Ethyl mercuric Thiosalicylate |
Broad
spectrum
|