Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 1185-53-1, Whether you call it Tris(hydroxymethyl)aminomethane Hydrochloride, Spectris&#8482, Hydrochloride , Trismat Hydrochloride or Tris(hydroxymethyl)aminomethane Hydrochloride you can be assured the Tris(hydroxymethyl)aminomethane Hydrochloride products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.