| http://www.w3.org/ns/prov#value | - Examples of cationic surfactants are quaternary ammonium salts in the form of halides, methylsulphates or ethylsulphates which have as N-substituent at least one C8-C22 alkyl radical or unsubstituted or halogenated lower alkyl or benzyl or hydroxy-lower alkyl radical, such as stearyltrimethylammonium chloride or benzyldi(2-chloroethyl)ethylammonium bromide.
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