Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 94790-37-1, Whether you call it O-Benzotriazol-1-yl-N,N,N',N'-tetramethyluronium Hexafluorophosphate or O-Benzotriazol-1-yl-N -N -N' -N'-tetramethyluronium Hexafluorophosphate you can be assured the products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.