1-NAPHTHOL.Pale grey to brown solid cas no:90-15-3, strict quality control ,good quality offer ... -224°CCAS DataBase Reference66422-95-5(CAS DataBase Reference)EPA Substance Registry SystemEthanol, 2-(2,4-diaminophenoxy)-, dihydrochloride(66422-95-5) ... 2-(2,4-Diaminophenoxy)ethanol dihydrochloride Usage And SynthesisChemical PropertiesGrey to pale pink-grey powder hair COLOR/DYE 1-NAPHTHOL(cas no:90 ...