Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 102-60-3, Whether you call it N,N,N',N'-Tetrakis(2-hydroxypropyl)ethylenediamine, Quadrol , Edetol or Tetrahydroxypropyl Ethylenediamine you can be assured the N,N,N',N'-Tetrakis(2-hydroxypropyl)ethylenediamine products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.