Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 1095-90-5, Whether you call it Methadone Hydrochloride, (&#177, )-6-Dimethylamino-4 -4-diphenylheptan-3-one Hydrochloride or Amidine Hydrochloride you can be assured the Methadone Hydrochloride products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.