| http://www.w3.org/ns/prov#value | - (a) an amine having to the formula ##STR1## (b) an amine salt having the formula ##STR2## and (c) a quaternary ammonium salt having the formula ##STR3## wherein R1 is an aliphatic group having at least 16 carbon atoms which may be branched or straight chained and which may be saturated or unsaturated,
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