Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 93-05-0, Whether you call it N,N-Diethyl-p-phenylenediamine, 4-Amino-N -N-diethylanilin or p-Aminodiethylaniline you can be assured the N,N-Diethyl-p-phenylenediamine products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.