MF: C11H20N2O5S MW: 292.35 EINECS: 247-162-0 Uses: 4-(N-Ethyl-N-2-hydroxyethyl)-2-methylphenylenediamine sulfate is used as a color developer for Kodacolor II film, identicaI to Flexicolor or C-41 process; color developer for use in color microautoradiography for color development of immunogold-labeled antibodies.