| http://www.w3.org/ns/prov#value | - Suitable desensitizers include (a) hydrazine, (b) a substituted hydrazine having the structural formula ##STR7## where R1 is an organic radical selected from the group consisting of alkyl, cycloalkyl, aryl, alkaryl, aralkyl, alkoxy, aryloxy, and heterocyclic radicals and R2, R3 and R4 are the hydrogen radical, H, or are the same as R1, and (c) mixtures of the foregoing.
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