Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 73806-49-2, Whether you call it Tramadol Hydrochloride or (+/-)-trans-2-Dimethylaminomethyl-1-(3-methoxyphenyl)cyclohexanol Hydrochloride you can be assured the products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.