the mutagenicity of o-pd , p-chloro-o-phenylenediamine ( p-cl-o-pd ) , m-pd and 2,4-diaminoanisole ( p-ome-m-pd ) was enhanced remarkably by treatment with h2o2 and all the oxidation products required metabolic activation by s9 mix for their mutagenesis .
C0031468
pd
C0048678
p