Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 60-18-4, Whether you call it L-Tyrosine, L-Beta-(p-Hydroxyphenyl)alanine , L-2-Amino-3-(4-hydroxyphenyl)propionic Acid or Tyrosin you can be assured the L-Tyrosine products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.
